Explore how pollution can affect natural organisms and habitats.

Lights! Camera! Action! Our movie director needs your help! Help Walrus pick actors based on the traits that best fit the movie role. Which furry mammal will get the most wanted role in the blockbuster film "Paws"? Which water loving...

Marsh Rabbits live only in marshy areas, and like Swamp Rabbits, are good swimmers. They are often found in habitats with pools of brackish water and plants such as cattails, water hyacinth, rush, centella, and marsh pennywort. Learn...

As suggested by the common name, rocks are a prominent feature in the habitat of this species. Rock Voles prefer forest habitats with moss-covered rocks and boulders, thick ground cover, and accessible water. Learn more about the...