At first glance, this mammal looks like a horse gone terribly wrong. But, in reality, Chalicotherium is far from a botched ...

The new research is the first to look back at early mammals in full color. Using advanced fossil imaging methods and a thorough examination of the pigment-producing cells present in living mammals, ...

An international team of researchers, with the involvement of the UAB, has conducted a study that explains the evolutionary ...

Discover more about the egg-laying monotremes of Oceania and the ancient traits they still carry.

Around 11 million years ago, a cooling climate fragmented warm, humid forests in Africa, Asia, and Europe, giving rise to savannas. Many mammals evolved to take advantage of these wide-open spaces, ...

Mammals, including humans, stand out with their distinctively upright posture, a key trait that fueled their spectacular evolutionary success. Yet, the earliest known ancestors of modern mammals more ...

Scientists studied a mammal that lived 250 million years ago and found they had an eardrum that could detect and react to ...

The discovery of new cynodont fossils from southern Brazil by a team of palaeontologists has led to a significant breakthrough in understanding the evolution of mammals. These fossils, belonging to ...

NEW YORK -- Maybe you learned this in school: The big dinosaur die-off 65 million years ago was a liberation for mammals, and they quickly produced a bunch of new species that included ancestors of ...

Olfactory receptor (OR) genes, representing the largest multigene family in mammalian genomes, have undergone extensive evolutionary modifications characterised by dynamic patterns of gene duplication ...