Realistic models of animals such as frogs, lizards and snakes are natural size and hand detailed as if moving through their natural habitat. Real animal skeletons including cat skeletons, dog skeletons, pig skeleton and even the skeleton of a horse! Replica primate skulls are great for Comparative Anatomy studies – see the Chimpanzee Skull, Gorilla Skull and Orang-Outang Skull. Click to see the range of specimens embedded in transparent plastic for dissection labs.