Pebbles play an integral — and scandalous — part of Adélie penguin life. Discover more about the rocky relationship of ...

Florida's non-native green iguanas become paralyzed and drop from trees when temperatures dip. Climate change could bring this problem to new areas.

This week, explore a violent episode in British prehistory, discover dark comets, ponder the prospect of mirror life, marvel ...

Moo Deng, the pygmy hippo who rose to fame on social media, is still attracting visitors and licensing deals, but celebrity ...

Armed with the ability to accept all cells as its own, comb jellies can merge with others to survive. Here’s how it works.

These results indicated that a “food coma” is not only real, but that it is more than a feeling of fatigue — it is also a ...

The world’s largest rodent is having a big moment. The capybara – a semi-aquatic South American relative of the guinea pig — ...

This latest clue about the architecture of consciousness supports a Nobel Prize winner's theory about how quantum physics ...

Scientists have found unprecedented evidence of another type of squirrel exhibiting carnivorous behaviors, including hunting, ...

The barn owl’s brilliant white underbelly is the key to its success as a nocturnal hunter, allowing the bird to camouflage ...

There's been more acceptance of cognitive ethology in the past 20 years among those interested in animal minds, including ...