Learn about a small rodent-like mammal whose descendants survived the extinction event that killed all non-avian dinosaurs.

There is a small mammal living in a field near you that you may have caught sight of a few times but paid little attention to ...

A newly discovered prehistoric mammal may hold clues to how life survived the dinosaur-killing extinction. The tiny species, ...

Researchers reveal new insights into the complex evolutionary history behind the distinctive upright posture of modern placental and marsupial mammals, showing the transition was surprisingly complex ...

A tiny mammal called Cimolodon desosai from the dinosaur era is helping scientists understand how mammals survived extinction ...

3D models of the jaw and associated middle ear bones of the Triassic mammal ancestor "Thrinaxodon" show that the switch to mammal-like hearing with an eardrum evolved much earlier than previously ...

Roughly 73 million years ago, on a strip of Pacific coastline that would eventually become Baja California, a mammal no ...

They already have the bill of a duck, the tail of a beaver, lay eggs like reptiles and have venom like snakes.

Large-bodied mammals play crucial roles in ecosystems. They create habitats, serve as prey, help plants thrive, and even influence how wildfires burn. But now, fewer than half of the large mammal ...

Mammals have developed some unusual eating habits over the past 100 million years, but a new study has uncovered the surprising lengths to which some have gone to satisfy one of the more peculiar—a ...

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 ...