Detailed imaging of a 250-million-year-old fossil has revealed the first proof that the ancestors of mammals laid eggs. The ...

In my opinion, the most satisfying science documentary TV series ever made was a 1970s British production called Connections. Hosted by impish historian James Burke, wearing bell-bottoms and ...

“My preparator and exceptional fossil finder, John Nyaphuli, identified a small nodule that at first revealed only tiny ...

A new study led by researchers from the Museum für Naturkunde Berlin reveals how the loss of large mammals can ripple through ...

No, birds are not mammals. Rather, they are avians. Mammals are characterized by their milk glands, hair, vertebrae and their birthing of live young (being viviparous), according to Britannica.

Modern mammals are known for their big brains. But new analyses of mammal skulls from creatures that lived shortly after the dinosaur mass extinction show that those brains weren’t always a foregone ...

We can study animals from all over the world thanks to science, but what about those that no longer exist? The list of extinct mammals could go on for ages, but each animal has a unique story. With ...

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 new study released in Conservation Biology Wednesday and co-authored by scientists at Ocean Conservancy, Arizona State ...

A team led by an Ohio State University professor analyzed over 4,000 mammal species to identify which animals are likely to have a hidden species. Some yet-to-be-discovered species are likely small ...

Scientists have discovered the key to how salamanders regenerate their limbs - something mammals are unable to do.