Some animals can regrow lost body parts. Salamanders and frog tadpoles can rebuild entire limbs after amputation. Mammals ...

A study finds that 41% of traded mammal species share at least one pathogen with humans, compared with just 6.4% of species ...

This semi-aquatic mammal may look improbable, but its biology reveals how evolution shapes even the strangest mammal bodies.

The Emmaus-based nonprofit received a $38,400 state grant to document elusive species including weasels, flying squirrels and ...

Cross-species research shows that RNA splicing patterns, not just gene activity, track maximum lifespan in mammals, revealing a new axis of longevity control.

MISSOULA, Mont. — Inspection stations are opening across Montana as boating season gets underway. Montana law requires ...

Discover 15 endangered species that haven't changed since the age of dinosaurs. See the rare photos of nature's survivors.

Why are frogs diverse in some parts of Africa's rainforests and less so in others? The patterns of cooling and glaciation ...

Emperor penguins and Antarctic fur seals have appeared in movies and tv specials. They’re now both on the verge of extinction ...

Paris (France) (AFP) – There is a limit on how many times a mammal can be cloned before suffering "mutational meltdown", Japanese scientists have discovered, after making 1,200 clones over two decades ...

Researchers have discovered a new species of glassfrog in Ecuador – the Dajomes glassfrog – named after Neisi Dajomes, the ...