Animal Atlas
Bones? Who Needs ‘Em?!
E15
A closer look at bones, from animals with a backbone (vertebrates), to those with skeletons made of cartilage (sharks), to those animals who don’t need bones at all (invertebrates). We ask what constitutes an exoskeleton, a hydrostatic skeleton, and a turtle’s carapace.
Where to Watch Bones? Who Needs ‘Em?!