Castor canadensis, beaver brain endocast Alamosaurus It has been suggested that

It has been suggested that this is a separate genus

Some convergence with the carnassials of other predatory mammal groups has also been noted

paleontologists as a Lagerstatten because of the exceptional preservation of fossils and their

One of the theories on the formation of these mud balls is that they formed when portions of the bank eroded off and fell into the water

evidence of the shallow tropical sea that covered much of western Europe during the Jurassic period

Castor canadensis, beaver brain endocast Alamosaurus It has been suggested thatThis is a brain endocast of a beaver. 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 computerized