Earth Life
Earth Life Web: Anatomy of Birds
Beginning with the bird skeleton, this website from Earth-Life Web describes bird anatomy and morphology. Pictures and diagrams are included for each section. Feet, wings, eggs, and feathers are just some of the topics discussed.
3D Toad
3 dtoad.com
Observe the skeletons of various animals. Skeletons include a bird, cat, cheetah, crab, dog, elephant, gazelle, giraffe, gorilla, hippo, kudo, monkey, porcupine, possum, racoon, rat, rhino and turtle.