Animals

Sharks and dolphins are both sleek predators that live in the ocean. Depending on the species, sharks and dolphins are roughly the same size and weight. However, there are major differences in their skeletons. Shark skeletons are not made of bone. The shapes of the skull, teeth, and spines differ between sharks and dolphins.   …

Imagine yourself visiting a tide pool. What do you see? Perhaps your eye catches sight of a few crabs, anemones and mussels. But one inhabitant that you are sure to find is the starfish. Did you know that these creatures live both in the intertidal regions and farther out in the deep ocean? But, what …