Bison Rib troodon opposed to the robust bruisers

opposed to the robust bruisers that were adult T

Dimetrodon was a mid-sized synapsid predator that lived in the Early Permian of North America

This beautiful tooth has been left partially sticking out of matrix (the surrounding rock)

debilitating it instantly

Mammoths are some of the most iconic and beloved of all prehistoric species

Bison Rib troodon opposed to the robust bruisersThese are authentic slices of real prehistoric Bison ribs, dating to the Pleistocene of the northern United States, over 11,000 years old. Despite their age, they are technically not fossilized, instead permineralized, meaning sediment has just began to replace the organic material in these prehistoric bones. This allows the owner to truly appreciate the phenomenal texture and stunning color of the bones of these ancient prehistoric herbivorous