Riley Black’s new book, When the Earth was Green, uses the latest research to envision the ancient worlds of our favorite prehistoric animals.

While these creatures are best known for their ability to soar through the prehistoric skies of the Mesozoic era (252 ... By exploring how they lived in the trees or on the ground, we can ...

"Previously, the oldest record of short-tailed birds is from the Early Cretaceous. Baminornis zhenghensis is the sole ...

Plants also have the advantage of creating vast quantities ... Image courtesy of Max Pixel (CC0) When the Cretaceous Period and Mesozoic Era ended 66 million years ago, the Palaeogene Period and the ...

Scientists divide the Mesozoic Era into three periods ... This meant that differences between animals or plants found in different areas were minor. The Triassic climate was relatively hot and dry, ...

They recovered a well-preserved hip bone (sacrum) of an Edmontosaurus dinosaur from the Hell Creek Formation in South Dakota. This formation dates back to the late Cretaceous period, suggesting this ...

and flowering plants. "Liaoning opens a window on the late Mesozoic that is more complete and more in-depth than anywhere else on Earth," Xu asserts. The reason is the diversity and great ...