For years, scientists believed that the only mammals alive during the Jurassic Period, roughly 145 million to 200 million years ago, were small, shrewlike creatures. In 2006, that assumption was upset ...

What distinguishes the growth and development patterns of early mammals of the Jurassic period? Paleontologists have been able to gauge the lifespan and growth rates of these ancient animals, and even ...

“For docodontans and other early mammals, life would have been similar to that of small mammals (like shrews and mice) today,” study co-author and National Museums Scotland paleobiologist Elsa ...

A new study published in Science Advances reveals how early mammals grew and developed during their pivotal Jurassic radiation. Using a technique called synchrotron X-ray tomography to image growth ...

WASHINGTON (Reuters) - It may not have been the friendliest place for furry little creatures, but three newly identified squirrel-like mammals thrived in the trees of the Jurassic Period, with ...

The fossil is the earliest known multituberculate, a distant rodent relative. Aug. 20, 2013— -- What comes to mind when you hear the phrase "Jurassic Park"? Chances are it's images of a gigantic ...

How Mammals Survived The end-Cretaceous extinction created space in the ecosystem for birds, but also for mammals. Mammals first evolved from ancestors called therapsids during the late Triassic ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. A team of paleontologists combing through Scotland’s fossil-rich ...

On the left is a parent of the early mammal Dryolestes which raises a brood after reaching sexual maturity at age four. On the right is a Haldanodon, a member of the family of mammal-like docodonts, ...