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

A study reveals how seasonal brain shrinking helps some mammals survive winter, offering new insights into brain plasticity ...

They found that the shrews’ brain cells lose water but crucially do not die, meaning that the animals retain their brain ...

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 ...

Whales, dolphins and other marine mammals are highly social, but those social ties can also help diseases spread through ...

Life on Earth is incredibly diverse, with more than 1.2 million living animal species thriving even in the harshest environments, and another 7.5 million yet to be discovered. But despite being the ...

More mammals were living on the ground several million years before the mass extinction event that wiped out the dinosaurs, new research has revealed. More mammals were living on the ground several ...

From its long, flexible trunk to its loud trumpeting sounds, there’s a lot to admire about an elephant. But how much do you know about these massive creatures? Where do they live? How big can they get ...

Sensitive hearing may have evolved in mammal ancestors far earlier than scientists once believed. By modeling how sound moved ...

Huge die-offs of elephant seals occurred after the virus gained nearly 20 troublesome new mutations, scientists found. By Apoorva Mandavilli Elephant seals in South America died in massive numbers ...