Meet the red wolf, an endangered species of animal that was once very common, but in the past 50 year nearly became extinct!

Learn about the black bears of Yellowstone National Park.

Learn about the badgers that live in Yellowstone National Park.

Learn about the grizzly bears that live in Yellowstone National Park.

Learn about the amphibians and reptiles of Yellowstone National Park.

Learn a bit about the Brazilian rainbow boa with this cool science worksheet.

Learn about the California tiger salamander, which uses its toxic, bad smell as a defense.

Learn about the second fastest land mammal in the Western Hemisphere, the pronghorn antelope.

Learn about bison, some of biggest creatures in Yellowstone National Park, or anywhere else for that matter.

Learn about Red River Hogs in this series of animals facts sheets and coloring pages in one.

Learn about Yellowstone Park's lynx, the cats that put your average house cat to shame.

Color in the gold and red colors of this common grasshopper species and learn about insect orders with your child!

Wolves are an animal with a bit of rough past in Yellowstone National Park. Learn all about them!

Learn more about a tide pool habitat with this life science worksheet for second and third graders!

In this animal-based life science worksheet, students will learn that animals inherit certain traits from their parents.

Kids learn important plant and animal cell vocabulary as they plug the words into their correct spots and complete the puzzle.

These clever birds harden and disguise themselves as tree branches when threatened. Learn more and do some coloring with this worksheet.

How much do you know about the U.S. national bird? Learn all about the bald eagle with this fun, informative worksheet!

Kids find desert animals in this science word search. Animal habitat worksheets help students learn about life forms in different environments.

Animal lovers, get acquainted with a very unique species, the okapi! Read this info-sheet to learn about why this animal is endangered.

Too familiar with flies and mosquitoes? Learn about their insect order Diptera as your child colors this bug-lover's fun page.

Butterflies and moths may have very different colors, but they are from the same insect order! Learn about lepidoptera with a fun coloring page.

Did you know chameleons can sleep upside-down? Learn more about chameleons with this fun worksheet, jam-packed with fun facts and activities!

Some people think alligators and crocodiles are the same, but there are some distinct differences. Check out this cool worksheet to learn what they are.

Can you guess how the Screech Owl got its name? Learn some fun facts about this species of owl with a fun info sheet!

Learn about the great horned owl of Yellowstone National Park, a bird so big and mean that it has the nickname, "tiger owl."

What makes a reptile different from an amphibian?  Learn all about animal classifications in this worksheet for second and third graders!

Use the clues in this crossword puzzle to fill in the blanks with different types of snake names. Learn interesting facts about snakes as you go!

This word search is all about owls! Your child will learn a few different species of owl as he looks for them in the word search.

Learn a little bit about green tree frogs (like that they sleep on the underside of leaves!) and then color in this scene of them at the zoo.