Baby dinosaurs weren’t coddled like lion cubs or elephant calves—they were more like prehistoric latchkey kids. New research suggests that young dinosaurs quickly struck out on their own, forming ...

More mammals were living on the ground several million years before the mass extinction event that wiped out the dinosaurs, new research led by the University of Bristol has revealed. The study, ...

For more than a century, paleontologists have treated dinosaurs and mammals as rival success stories that simply took turns ruling the planet. New work on how each group raised its young suggests the ...

After the extinction of dinosaurs came the age of mammals. A new book brings readers into this world with well-researched species profiles by Aaron Woodruff, collection manager for vertebrate ...

A microbiologist named João Pedro de Magalhães has proposed the idea that the reign of dinosaurs forced mammals to speed up their reproductive cycle, eliminating key longevity genes. de Magalhães ...

Zebra stripes? Leopard print? Neither were in vogue among the earliest mammals during the Age of Dinosaurs. Early mammals and their close relatives probably sported dark, drab coats from snout to tail ...

NEW YORK — An unusual find in China suggests some early mammals may have hunted dinosaurs for dinner. The fossil shows a badgerlike creature chomping down on a small, beaked dinosaur, their skeletons ...

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