The new research is the first to look back at early mammals in full color. Using advanced fossil imaging methods and a ...

But marsupials remain much less common than other mammals. Opossums and other marsupials exist in North and South America, but Australia is the only continent where marsupials—and monotremes ...

The order Cetacea includes marine mammals, such as whales, dolphins, and porpoises. Fossil evidence suggests that the cetaceans share a common ancestor with land-dwelling mammals that began living ...

Then, they searched previously published research for mentions of each species’ established activity pattern: nocturnal, ...

“Pangolins are by far the most common species of mammal in international trade, with animals being taken from all across Asia to meet the demand for use in traditional medicines, and for ...

Two studies published in the latest issue of Science have revealed that birds, reptiles, and mammals have developed complex brain circuits independently, despite sharing a common ancestor.