In this feature, compare the skulls and jawbones of a Neanderthal and an early modern human and see if you can ferret out the many anatomical ... The Neanderthal skull and jawbone (above, at ...

Researchers digitally reconstructed the skull of the ancient Hippopotamus creutzburgi, an extinct dwarf hippo of the Greek ...

Modern birds, along with certain snakes and fishes, have skulls whose jaws and palates are not firmly fixed in place.