Mammal evolution has been flipped on its head, according to new research that suggests marsupials are the more evolved mammals. By estimating how the common ancestor of mammals reproduced and ...

The marsupial lion, which vanished around 40,000 years ago, was a muscular ambush predator about the size of a modern lion.

An International team, including scientists from Carnegie Museum of Natural History, have discovered the most primitive and oldest know relative of all marsupial mammals. Pittsburgh -- An ...

Around 100 million years ago, a remarkable evolutionary shift allowed placental mammals to diversify and conquer many cold regions of our planet. New research shows that the typical mammalian heater ...

Ancient collagen preserved in the bones of extinct Australian mammals is revealing their evolutionary relationships, leading to some surprises.

Four endangered numbats, a type of marsupial, have been fitted with radio tracking collars ahead of their release into the ...

Hidden beneath the dunes, a mysterious creature glides through the sand. This is not one of the giant worms of Arrakis in Frank Herbert’s sci-fi epic, Dune. Rather, it’s an enigmatic and tiny mammal ...

Shoot for the moon. Even if you miss, you'll land on the next tree. Many groups of mammals seem to have taken this evolutionary advice to heart. According to our newly published paper in Science ...

Kangaroos, koalas and other marsupials are even weirder than we give them credit for. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Mammals ...

Behavioral Ecology and Sociobiology, Vol. 68, No. 7 (July 2014), pp. 1085-1096 (12 pages) Offspring sex ratios in mammals vary in potentially adaptive yet unpredictable ways. An integrative approach ...

A wombat-like creature, the size of a black bear and weighing 330 pounds, roamed the earth some 25 million years ago, scientists have discovered. A team led by researchers from the University of ...