Sharks have young in three different ways. After internal fertilization, some...
Long Live the Sharks and Rays
Students will learn about adaptations that have helped sharks and rays survive....
Mon, 11/30/2009 - 13:20
Peanut Butter and Jellyfish
All over the world, people have been witnessing gigantic blooms of tens of...
Do Sharks Smell in Stereo?
Animals, on land and in the ocean, live in a 3-D world, and they depend on their...