Get to know some of the friendly, furry, feathery river wildlife that live near American rivers, then match each one to its home.

Find out more about what REALLY dwells in swamp ecosystems with this worksheet all about swamps.

The California condor has been brought back from the brink of extinction. This worksheet will help your little bird lover learn all about the condor.

What has two legs and carries its baby in a pouch? Fill in this crossword puzzle and learn some fun facts about two-legged creatures!

For your budding environmentalist, here is an information sheet on a well-known endangered species, the Komodo dragon!

Teach your child about a new bird, the Magpie, with a fun coloring sheet. She'll read a few fun facts about this species as she colors.

Animal lovers, here is a fun page all about the falcon! Your child will read a few fun facts about this bird, and complete a word scramble.

Did you know that insects like dragonflies have life cycles that are very similar to our own? Help your little scientist get to know the circle of life.

Read about the small population of huge moose in Yellowstone National Park.

How much do you know about the Snowy Owl? Learn a few fun facts about this species with a fun sheet, including a dot to dot!

What delicious treats do we receive from trees? Your child can draw their favorite tree-provided snacks in this cute drawing worksheet.

In this worksheet, children practice identifying animals of North America by their tracks.

Learn about a cool species of bird with this Osprey fun sheet! Your child will read a few fun facts about the Osprey, and complete a crossword puzzle.

Ever wonder what's inside a camel's hump? Your child will become familiar with animals that live in the desert with this fun activity sheet!

See which snail has gotten the farthest with this 2nd grade measurement snail race worksheet.

Your child has probably tried a potato, but does he know the process it goes through to make it to the table? Find out with this life science worksheet.

Teach your child all about the growth cycle of carrots, those bright orange veggies found on dinner tables everywhere.

How much do you know about our national bird? Enjoy an info page about the bald eagle, with a mini crossword, some fun facts and a picture to color.

How can you tell how old a tree is? Look no further! This worksheet gives a basic overview of tree rings for your little scientist.

All living things have a life cycle. Learn about the different stages that a bird goes through from birth to adulthood!

The Goliath birdeater is a spider that lives in South America. Your child will read a paragraph about spider before writing an opinion sentence.

The rainforest is a vibrant, lush place teaming with life! Have your little environmentalist think of some ways to help the rainforest.

In this introductory tree-diagramming worksheet, young naturalists will unscramble each label to reveal five parts of the tree.

There are many animals around the world whose lives or homes are threatened. Read about an endangered species from Africa with this info-sheet

This nonfiction passage helps kids develop reading comprehension skills, as well as learn important ecological facts.

Read about a little-talked-about bird that inhabits the wetlands of Yellowstone National Park, the sandhill crane.

This coloring page features a puffed up, spiky blowfish.

From the blue whale to the Tasmanian devil, our planet is full of fascinating animals. Find a few of the most interesting ones in this animal word search.

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

There aren't many blue animals out there, but here's one that will be fun to color: the blue dart frog. Its bright color warns predators that it is poisonous.