Learn more about the mammalian transition from arboreal to terrestrial life, which began millions of years before the arrival ...

More mammals were living on the ground several million years before the mass extinction event that wiped out the dinosaurs, ...

The researchers focused on bone articular fragments from therian mammals, a group that includes modern marsupials and ...

These free Dinosaur Color by Number Coloring Pages are DINO-mite! Print them for your family to connect and color!

Jamie Gustafson draws dinosaurs, sharks and pretty much anything else from the natural world. Some of his clients have ...