Bison antiquus, brain endocast Pachycephalosaurus It was a medium-sized predator

It was a medium-sized predator up to 1

Rhaeboceras halli

is an ape-like creature that inhabits the forests of North America

The size and condition of the fossils in each kit will vary

the long-horned bison gave way to the ancient bison

Bison antiquus, brain endocast Pachycephalosaurus It was a medium-sized predatorThis is a brain endocast of the the extinct Bison. An endocast or endocranial cast is a cast made of the mold formed by the impression the brain makes on the inside of the neurocranium (braincase), providing a replica of the brain with most of the details of its outer surface. Endocasts can also form naturally, when sediments fill the empty skull, after which the skull is destroyed and the cast fossilized. Scientists are increasingly utilizing