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of the Egg Mountain brooding colony of a much larger relative
The lower jaw is loosely hinged to the skull with a moveable joint on each side (behind the teeth)
people often refer to the coelacanth as a "living fossil
Unusually for a sauropod
Castor canadensis, beaver brain endocast Protoceratops of the Egg Mountain broodingThis 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
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