Biology Resources
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Contents
- General
- Famous Biologists
- Cells
- Ecosystems
- Genetics
- Microorganisms & Virology
- Botany
- Evolution
- Animals (Includes extinct animals)
General Resources
- About Bioscience Discusses careers, defines terms, and highlights topics associated with bioscience.
- Ask a Biologist Designed as an educational resource where students can send questions in to be answered by volunteer biologists.
- Atlas of Living Australia Catalogs over 120,000 species living in Australia with colorful photographs and data on habitat, classification, conservation status, and more.
- Biocubes: Life in a One Cubic Foot From the Smithsonian's National Museum of Natural History, this site explores the amount of different species of life that can be found in a cubic foot in a variety of places.
- Biology-Online This is a valuable resource for biology students. It has a dictionary and tutorials that provide an overview of different aspects of biology.
- The Biology Project From the University of Arizona, contains information on biochemistry, cell biology, chemicals and human health, developmental biology, immunology, molecular biology, and much more.
- Biozone: Biolinks Contains biology related links on topics such as animal behavior, biodiversity, biotechnology, cell biology, conservation, ecology, genetics, microbiology, plant biology, and more.
- Catalogue of Life Over 1.8 species are featured in this site.
- Classification of Living Things Written by Dr. Dennis O'Neill from Palomar College, this site describes the formal classification systems of all living things.
- Encyclopedia of Life Compiles information and images of every living thing on Earth.
- HippoCampus This open resource is full of videos, animations, and simulations for middle and high school students in the areas of Math, Biology, Chemistry, Physics, Earth Sciences, Economics, History, Government, Sociology, English, and World Religions.
- Science Geek. Net Developed by a high school science teacher, this site has valuable resources for Chemistry, AP Chemistry, and Biology students.
- Tree of Life Project From the website: "The Tree of Life Web Project (ToL) is a collaborative effort of biologists from around the world. On more than 5000 World Wide Web pages, the project provides information about the diversity of organisms on Earth, their evolutionary history (phylogeny), and characteristics.
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Famous Biologists |
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- About Gregor Mendel Villanova University profiles the father of Genetics, Gregor Mendel.
- Charles Darwin: History's Most Famous Biologist The Natural History Museum in London presents a biography of Charles Darwin.
- Dian Fossey Gorilla Fund Continues the work started by Dian Fossey by studying gorillas and protecting them from poachers.
- George Washington Carver National Monument Describes the life and birthplace of scientist George Washington Carver.
- Institut Pasteur: History Tells the story of Louis Pasteur, his accomplishments, and the formation of the Institut Pasteur in Paris, France.
- Jan Ingenhousz: Scientist Who Discovered Photosynthesis Reports about the life of Jan Ingenhousz and how he discovered photosynthesis.
- The Jane Goodall Institute Jane Goodall has dedicated her life to studying and protecting chimpanzees. Here you can learn about her and the work being done by her institute.
- John James Audubon The Audubon Society summarizes the life of painter and orthinologist, John James Audubon.
- Robert Hooke: English Scientist Who Discovered the Cell Tells the story of the life and accomplishments of Robert Hooke including his discovery of the cell and his quarrel with Isaac Newton.
- The Scientific Papers of Louis Pasteur Online version of Pasteur's papers on fermentation and germs published by P.F. Collier and Son Company in 1909-14.
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Cells |
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- Cell Biology Online explains what a cell is, types of cells, cell structure, cell division, cell growth and metabolism, and more.
- Cell Biology Developed by Dr. Gwen Childs at the University of Arkansas, this site explores the world of the cell.
- Cell Division Examines the process in which living cells divide.
- Cells Alive! This site uses animated graphics to explain parts of a cell, mitosis, and more.
- Explore the Difference between Autotrophs and Heterotrophs Defines what autotrophs and heterotrophs are and their differences.
- Ten Facts about Cells Highlights key concepts about cells including structure, types, functions, reproduction, and more.
- What Is a Cell? Discusses what a cell is, how it was discovered, its characteristics, types of cells, its structure, cell theory, and its function.
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Ecosystems |
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- Biogeochemical Cycles The Center for Science Education at the University Corporation for Atmospheric Research explains the carbon cycle and the nitrogen cycle.
- Biomes
- Ecosystem Defines what an ecosystem is, the abiotic and biotic components in an ecosystem, types of ecosystems, and the cycles in an ecosystem.
- Food Web National Geographic Society explains what a food web and defines producers, consumers, decomposers, biomass, and bioaccumulation.
- The Phosphorus Cycle Describes the importance of phosphorus to plants and animals and its cycle in an ecosystem.
- Sulfur Cycle Illustrates how the sulfur cycle works.
- The Water Cycle Describes how the water cycle works in an ecosystem.
- What Is Photosynthesis? Discusses what the process of photosynthesis, from the Smithsonian Education Center.
- What Is the Difference between Photosynthesis and Chemosynthesis? NOAA Ocean Exploration defines photosynthesis and chemosynthesis and provides a video about chemosynthesis.
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Genetics |
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- Chromosomes Looks into what chromosomes are, what they do, types, and more.
- DNAdots Presents short explanations on concepts relating to DNA and modern genetic technologies.
- DNA from the Beginning Here you'll find information, graphics, animation, and many other things all about DNA, genes, and heredity.
- DNA Replication Steps and Process Outlines the steps in which DNA is replicated.
- The Gene: An Intimate History The companion website to the Ken Burns documentary that investigates the science and history of the human genome. Includes episode guide, an interactive gene timeline, and teachers' resources.
- Genetics Home Reference Provides information on a variety of topics and issues relating to genetics including diseases, mutations, inheritance, genes, chromosomes, and more.
- Human Genome Project Information Archives the documents relating to the Human Genome Project which took place 1990-2003.
- Introduction to the Human Genome Project Cover the international project to construct a map of the human genome.
- Learn Biology: How to Draw a Punnett Square This video illustrates what a Punnett Square is and how to draw one.
- Learn Genetics from the Genetic Science Learning Center Learn about DNA, cells, stem cells, and more.
- Meiosis Introduces the process of cell division called meiosis.
- Mendel's Laws of Heredity Summarizes Gregor Mendel's three laws of heredity: Law of Segregation, Law of Independent Assortment, and Law of Dominance. Also explains what a Punnnett Square is.
- Mitosis Explains what mitosis is and how it is different from meiosis.
- 3D Animation Library From the Cold Spring Harbor Laboratory's DNA Learning Center, this site provides animations to explain DNA and RNA processes.
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Microorganisms |
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Algae
Archaea
Bacteria
Fungi
Protozoa
Viruses
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- 7 Major Types of Algae Lists and describes the seven major types of algae.
- What Are Algae? Defines what algae are, their characteristics, function, and more.
Archaea
- Archaea Domain Introduces archaea which were microorganisms discovered in the 1970s.
- What Are Archaea? The Australian Academy of Science explores the world of archaea, microorganisms that can live in extreme temperatures such as the hot springs in Yellowstone National Park.
Bacteria
- Bacteria Looks into the world of bacteria: its origin, types, structure, habitat, growth, reproduction, uses, and more.
- Differences between Bacteria and Viruses Lists the differences between bacteria and viruses.
Fungi
- Fungi Looks into the characteristics of fungi including structure, reproduction, and more.
- Fungi Examines the different types of fungi with links to more information about fungi.
- The Main Types of Fungi Shows different types of fungi.
- Molds and Yeasts Reports on what molds and yeasts are and their differences.
- North American Mycological Association This organization promotes mycology or the study of mushrooms and fungi.
- State of the World's Fungi The Kew Royal Botanic Garden reports on fungi: what is fungus, how it has evolved, new discoveries, and more.
- Yeast Fungus Introduces what yeast is and describing its characteristics.
Protozoa
- Facts about Amoeba Discusses what an amoeba is, its characteristics, classification, and more.
- Learn about Amoeba Anatomy and Reproduction Tells about the anatomy, function, reproduction of the amoeba.
- Paramecium: Classification, Structure, Function, and Characteristics Describes the single-celled eukaryote which under a microscope looks like the sole of shoe.
- Protozoa Introduces what protozoans are and their common characteristics.
- What Is Protozoa? Reports on what protozoa are, their characteristics, classification with examples, and diseases they can cause.
Viruses
- Anatomy and Structure of Viruses Digs into the components that make up viruses and how they replicate.
- The Big Picture Book of Viruses Here you see images of viruses as seen through an electron microscope or computer-assisted imaging. There are also additional resources listed.
- Following the Science Chronicles how the global science community responded to the COVID-19 pandemic in 2020.
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Botany |
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- Forest Inventory and Analysis One-Click Factsheet The USDA Forest Service provides data on each state's forests.
- Growth and Plant Hormones Examines how plants grow and the hormones they use to grow.
- Guide to Poisonous Plants Lists plants that can be harmful to humans.
- Native Plants of North America Catalogs over 9000 native plants from the Lady Bird Johnson Wildflower Center.
- The Parts of a Flowering Plant Highlights the anatomy of a flowering plant.
- Plant Leaves and Leaf Anatomy Describes the parts of a leaf, their function, and how some even defend the plant.
- Plant Reproduction Georgia Tech Biological Sciences give details on how different ways plants reproduce.
- Plants Are Cool Too Dr. Chris Martine explores botany all around the world.
- PLANTS Database From the U.S. Department of Agriculture, this database provides information on a wide variety of plants, mosses, lichen, and more.
- Plants of the World Online Profiles over 1.1 million plants, from Kew Science.
- Tracheophytes - Vascular Plants Takes a look at vascular plants such as ferns and Gingko trees.
- Wild about Illinois Plants - Milkweeds Discusses the variety of milkweeds found in Illinois and their importance to our ecosystem.
- Wild about Illinois Plants - Orchids Profiles the fifty species of orchids that are native to the state of Illinois.
- World Flora Online Contains a database of plants from around the globe and resources about the diversity of plants.
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Evolution |
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- A Brief Summary of Larmark's Theory of Evolution Highlights the key points to Larmark's Theory of Evolution as well as criticism of it.
- Charles Darwin: An Introduction to the Theory of Evolution Provides a brief explanation of Darwin's Theory of Evolution.
- Evolution PBS takes a look at evolution with an evolution library, resources for teachers and students, and more.
- Human Evolution by the Smithsonian's Human Origins Program From the Smithsonian, this site explores the human ancestry.
- The Origin of Species by Natural Selection by Charles Darwin Download this public domain copy of the book in which Charles Darin explains his evolution theory of natural selection.
- Uniformitarianism: "The Present Is the Key to Our Past" Explains James Hutton's theory that describes the process that has, is and will continue to shape the Earth and the Universe and Sir Charles Lyell's Principles of Geology that formed Uniformitarianism.
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Animals |
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General
For resources about pets, see the library's page with Pet Care resources. If you are looking for marine animals, check out the Marine Mammals section of the Earth Sciences page. You can also see many animals live at the Virtual Experiences and other Fun Things page.
Amphibians
Birds
Fish
Insects
Mammals
Reptiles
Extinct
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For resources about pets, see the library's page with Pet Care resources. If you are looking for marine animals, check out the Marine Mammals section of the Earth Sciences page. You can also see many animals live at the Virtual Experiences and other Fun Things page.
- African Wildlife Foundation Explore how this foundation works to conserve Africa's wildlife with a growing population. Learn about a variety of animals in their Wildlife Gallery.
- Animal Diversity Web From the University of Michigan, this database contains profiles of thousands of animal species.
- Macaulay Library Collects wildlife sounds and videos.
- Marine Species Identification Portal Classifies thousands of species found in the oceans and seas including corals, fish, mammals, mollusks, and more.
- National Geographic Animal Pictures and Facts Profiles a variety of amphibians, birds, bugs, fish, invertebrates, mammals, prehistoric animals, and reptiles with pictures, videos, facts, news, and more.
- National Geographic's Photo Ark Gathers thousands of animal photographs and provides brief information about the animal.
- Wildlife Illinois Profiles some of the animals that can be found in Illinois and how to live with them safely.
Amphibians
- All about Amphibians The Burke Museum in Seattle, Washington, answers questions about the characteristics of amphibians.
- Amphibians The National Wildlife Federation takes a look at amphibians and profiles some frogs and salamanders.
- The Amphibian Foundation Educates the public and advocates the conservation of amphibians including the Flatwoods salamander, gopher frog, striped newts, pigeon mountain salamander, marbled salamander, ringed salamander, tiger salamander, spotted salamander, and mole salamander.
- Caecilians, the Snake-Like Amphibians Introduces these unique amphibians with no limbs, poor eyesight, and primitive lungs.
- Poison Frogs The Smithsonian's National Zoo gives details about poison frogs from Central and South America.
- Save the Frogs Founded in 2008 by amphibian biologist Dr. Kerry Kriger, this organization educates, encourages, and advocates for the protection and care of the world's frogs.
- Save the Salamanders Learn about salamanders and what you can do to conserve them.
- The 3 Basic Amphibian Groups Lists the three major types of amphibians: newts and salamanders, frogs and toads, and caecilians.
- Wild about Illinois Amphibians Tells about the frogs, toads, and salamanders in Illinois, from the Illinois Department of Natural Resources.
Birds
- All About Birds Here you'll find information about a variety of birds, bird watching, and how to attract birds.
- American Birding Association Learn about rare birds, migrations, and places to go bird watching.
- Audubon Bird Guide App Download this free app from the National Audubon Society that includes over 800 species of birds in North America. You can also document what birds you see or get alerts for birds to watch for.
- Audubon's Aviary: The Final Flight The New York Historical Society presents an online exhibit of John James Audubon's watercolor illustrations of birds.
- Avibase: The World Bird Database Profiles birds from all around the globe.
- Birds of Paradise Project Explore the wonders of the exquisite birds found in New Guinea known as Birds-of-Paradise.
- Birdwatching Discover the basics of birdwatching and where to go. Also a lot of great information about birds.
- Corvid Research Researches crows, ravens, rooks, and other birds in the genus Corvid.
- Global Penguin Society Discover the variety of penguins in the world and how this society works to protect them.
- Hummingbirds: Masters in Flight Investigates hummingbirds in flight with seven videos shot by National Geographic photographer Anand Varma.
- International Crane Foundation Learn about fifteen species of cranes and the work this foundation does to protect them.
- The Internet Bird Collection Compiles information, videos, and audio recordings of the birds of the world.
- The Journey of a Semipalmated Sandpiper Explore the travels of a Semipalmated Sandpiper with amazing pictures.
- Kakapo Files Investigates New Zealand's rare flightless parrot.
- The Language of Birds The British Library hosts this collection of articles about birds and audio clips of birds singing.
- National Audubon Society This national society strives to protect birds through science, education, and conservation. A great resource about birds.
- National Eagle Center All about eagles.
- PeliTrack Tracks the migration of white pelicans, from the Utah Division of Wildlife Resources.
- Planet Puffin From the BBC Radio, in 2019, journalists Emily Knight and Becky Ripley traveled to the east coast of Scotland to an island where they chronicled the puffin colony. You can hear all twelve episodes, learn puffin facts, and more.
- Plight of the Masked Bobwhite Quail Tells the story of the endangered Masked Bobwhite Quail which used to reside in the United States but vanished by 1900. The Buenos Aires National Wildlife Refuge is studying this bird to save it from going extinct.
- Royal Society of the Protection of Birds This British organization focuses on the conservation and recovery of birds in the United Kingdom.
- Tracking Cuckoos to Africa...and Back This British site studies the migration of cuckoos from the UK to Africa using satellites.
- Wild about Illinois Birds The Illinois Department of Natural Resources identifies the birds of Illinois.
Fish
- Atuna Reports on the tuna fishing industry. Includes a species guide, tuna fishing new and statistics, tuna farming news, and more.
- The Complete Anatomy of a Fish Briefly describes the anatomy of a fish.
- Great Lakes Fishes Field Guide Identifies fish found in the Great Lakes including some invasive species.
- List of Fish This is an extensive fish encyclopedia with freshwater fish and saltwater fish from around the globe.
- Seafood Watch Monterey Bay Aquarium discusses how our choices in seafood con help or harm our oceans and helps determine how we can keep our oceans healthy by what fish we choose to consume.
- The Shark Research Institute Learn about sharks and how to protect them. Also includes the Global Shark Attack File.
- The 3 Basic Fish Groups Lists the three basic fish groups: bony fish, cartilage fish, and lampreys.
- Wild about Illinois Fishes Highlight the many varieties of fish in Illinois waterways, from the Illinois Department of Natural Resources.
Insects
- Black Widow Spider Facts Discusses what a black widow spider looks like, its habitat, mating, prey, and its venom.
- Bug Guides Classifies insects and spiders found in the United States and Canada.
- Bug Squad This blog from the University of California Cooperative Extensions Division of Agriculture and Natural Resources posts articles about insects, entomological news, educational events, and more.
- Bumble Bee Watch Profiles the different species of bumblebees and maps out bumblebee sightings and nests.
- Butterflies and Moths of North America Identifies over 7000 species of butterflies and moths in North America.
- Characteristics of Spiders Outlines the characteristics of spiders including classification, diet, habitat, silk, and some species of spiders.
- Cicada Mania This site is all about cicadas: their life cycle, different species, the sounds they make, and so much more.
- Entomology Today From the Entomological Society of America, this site explores developments in entomology research, careers in the field, insect profiles, and more.
- Fermilab Insect Database This site contains a database of insects that can be found on the grounds of Fermilab. There's a lot of interesting information here.
- A Guide to the 29 Insect Orders Lists the 29 orders of the Insect classification system.
- Insect Identification Identifies a wide variety of bugs, spiders, ants, bees, wasps, butterflies, moths, beetles...
- Internal Anatomy of an Insect Illustrates the internal structure of an insect.
- Monarch Joint Venture Discover the monarch butterfly including its life cycle, statistics, reproduction, migration, and more.
- The Parts of a Butterfly Examines the parts of a butterfly with illustrations.
- Pollinators Learn about the pollinators: who they are, why they are important, migration, and more, from the National Park Service.
- Save Our Monarchs Foundation Learn about the monarch butterfly, how they are endangered, and how to help them.
- Spiders & Other Arachnids The Australian Museum of Sydney explores the world of spiders and other arachnids.
- 3D Insects Get close to some common insects without getting close to them from Virginia Tech.
- Wild about Illinois Invertebrates Identifies the crayfish, damselflies, dragonflies, snails and slugs, katydids, moths and butterflies, mussels, and spiders in Illinois, from the Illinois Department of Natural Resources.
- Xerces Society Pollinator Conservation Resource Center Learn about plants that attract bees, identify bees, and more.
Mammals
- The African Wild Dog Conservancy Learn all about these endangered carnivores and the efforts to prevent them from going extinct.
- Australian Koala Foundation Tells about koalas and advocates for their protection.
- Australian Platypus Conservancy Gives details about Australia's most unique animal - the platypus!
- Bat Resource Area Discover the world of bats including why they are important, species information, and more.
- Bear Trust International Learn about the eight species of bears and what this organization is doing to protect them.
- A Bear's View of Yellowstone From National Geographic, follow four bears (two black bears and two grizzly bears), as they trek through Yellowstone National Park forging for food, interacting with other animals and bears. A very cool site!
- Big Cats, Wild Cats Profiles the big cats - cheetahs, leopards, lions, tigers - and smaller wild cats - lynx, fishing cats, mountain cats.
- Carolina Tiger Rescue Learn about caracals, cougars, kinkajous, lions, ocelots, servals, and of course, tigers.
- Dian Fossey Gorilla Fund Continues the work started by Dian Fossey by studying gorillas and protecting them from poachers.
- The Eight Main Characteristics of Mammals Defines the eight characteristics found in mammals.
- The Elephant Sanctuary in Tennessee Learn about elephants and their care from this sanctuary in Hohenwald, Tennessee.
- Giraffe Conservation Foundation This international organization strives to protect giraffes and has a lot of information about them.
- Grey's Zebra Trust All about the Grey's Zebra and the conservation efforts to protect it.
- International Rhino Foundation Researches the different species of rhinos and discusses how they are being protected from poachers and extinction.
- The Jane Goodall Institute Jane Goodall has dedicated her life to studying and protecting chimpanzees. Here you can learn about her and the work being done by her institute.
- Marsupials The San Diego Zoo explains what marsupials are and their characteristics.
- National Marine Mammal Foundation Find out the various studies and projects this foundation does to help learn about and protect marine mammals.
- The Orangutan Project All about orangutans - how they are threatened, how they are being cared for, and what is being done to protect them and their habitat.
- Organization for Bat Conservation An excellent resource about bats and why it is important to protect them.
- Pandas International Devoted to the Giant Panda, here you can learn about them, find out what zoos and preserves have Giant Pandas, and more.
- Rodents Discusses the largest order in the Mammalia class.
- Sarasota Dolphin Research Program This program has been studying dolphins in the Sarasota, Florida area since 1970. Site contains facts about dolphins and explains more about the program.
- The Sloth Conservation Society Discusses the slowest mammal and conservation efforts.
- The Squirrel Lovers Club Founded by former Elmhurst resident Gregg Bassett, this site contains baby squirrel care, squirrel ailments, dealing with squirrels, and more.
- Urban Coyote Research Maintained by Dr. Stan Gehrt, a coyote expert. Discusses coyotes and their spread into urban areas and clarifies some of the myths and misconceptions of coyotes.
- Voyageurs Wolf Project Investigates what wolves do during the summer at Voyageurs National Park. This project is conducted by the University of Minnesota. The site includes photos and videos of wolves.
- WDC, Whale and Dolphin Conservation An excellent site about different species of whales and dolphins and what’s being done to protect them.
- Wild about Illinois Mammals The Illinois Department of Natural Resources describes the mammals in Illinois including armadillos, bats, furbearers, insectivores, lagomorphs, rodents, and deer.
Reptiles
- American Alligator The Savannah River Ecology Laboratory at the University of Georgia profiles the American Alligator.
- The Crocodile Foundation Provides facts and statistics about crocodiles, advice on how to coexist with crocodiles, and how the foundation is protecting them.
- Gekkota Focuses on the gecko!
- International Iguana Foundation Here you can learn about iguanas including the Fiji Crested Iguana, Jamaican Rock Iguana, Lesser Antillean Iguana, Motagua Spiny-tailed Iguana, Roatan Spiny-tailed Iguana, Utlia Spiny-tailed Iguana, Anegada Rock Iguana, and Ricord's Rock Iguana.
- Komodo Survival Program Studies the Komodo Dragon and strives to protect it.
- Reptiles Discusses reptile classification, defense mechanisms, evolution, anatomy, characteristics, habitat, life cycle, food habits, conservation, and more. Also profiles a variety of reptiles.
- Types of Snakes Introduces the different families of snakes.
- Types of Venomous Snakes Lists the venomous snakes that can be found in the United States.
- Wild about Illinois Reptiles Discover what lizards, snakes, and turtles live in Illinois, from the Illinois Department of Natural Resources.
Extinct
- Digital Atlas of Ancient Life The Paleontological Research Institute presents this online resource about fossils including field guides, digital encyclopedia, and more.
- Dimetrodon Profiles the Dimetrodon which lived before the dinosaurs.
- The Dino Directory From the Natural History Museum in London, this site profiles over 300 dinosaurs.
- Dinosaur Facts The American Museum of Natural History provides facts about dinosaurs, paleontology, and fossils. There are also links to articles about dinosaur eggs, name origins, types of dinosaurs, and dinosaur bones.
- Elasmotherium Briefly tells about the prehistoric giant rhinoceros from the Pleistocene epoch.
- Everything You Wanted to Know about the Dodo Chronicles the evolutionary rise and fall to extinction of the Dodo.
- Extinct Giant Ground Sloths The Sloth Sanctuary in Costa Rica describes two extinct giant ground sloths.
- Extinction Over Time The Smithsonian National Museum of Natural History delves into extinction, what is it, causes, mass extinctions, and profiles some species that are now extinct.
- Fossils and Dinosaurs The Courtenay and District Museum explores fossils and dinosaurs with marine fossil videos, fossil casting, and more.
- A Guide to the Orders of Trilobites Dr. Sam Gon III from The Nature Conservancy's Hawai‘i Field Office in Honolulu created this site all about trilobites.
- Hidden History of the Blackwell Mammoth Tells the story of the discovery of a woolly mammoth discovered at Blackwell Forest Preserve in 1977.
- Learn about the Different Dinosaur Periods Describes the Triassic, Jurassic and Cretaceous periods - when dinosaurs ruled the Earth.
- Mammoth or Mastodon: What's the Difference? The American Museum of Natural History explains the differences between a mammoth and a mastodon.
- Megalodon: The Truth about the Largest Shark That Ever Lived The Natural History Museum in London sinks its teeth into the story of the largest shark in Earth's history.
- The Passenger Pigeon Billions of passenger pigeons lived in North America when Europeans first arrived. Due to deforestation and hunting, the last passenger pigeon died in captivity in 1914.
- Prehistoric Wildlife Profiles dinosaurs, prehistoric marine reptiles, birds, mammals, fish, and more.
- Saber Tooth Tiger Describes the saber tooth tiger which roamed North and South America during the Pleistocene Epoch.
- What Makes a Dinosaur a Dinosaur The National Park Service explains what dinosaurs were and what set them apart from other animals from the era.
- Woolly Mammoth Animal Facts Takes a look at the Woolly Mammoth, its characteristics, diet, habitat, predators, and more.
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