The oldest fossilised remains of complex animals appear suddenly in the fossil record, and as if from nowhere, in rocks that ...

This 30-million-year-long gap is actually rather helpful to Darwin. It means that there was plenty of time for the ancestor ...

Researchers are trying to understand why some wild species do better than others over time, as the environment changes.

Mammals aren’t known for the ocular regenerative powers, but a new study shows that nature has a few tricks up its sleeve.

With just venom and precision, these snakes can defend themselves from afar, without ever needing to bite you. Here’s what ...

Some of the most disruptive creatures on the planet are barely visible at first glance. This video highlights four tiny ...

But cleverness is hard to define - animals have to contend with different challenges in life and what might be clever or ...

Red snakes are perhaps the most visually stunning of these intriguing reptiles, drawing attention with vibrant shades of ...

The crack created by this activity could then have become something of a wind tunnel for sand-laden gusts sweeping across the ...

More than a billion years ago, a shallow basin in what is now northern Ontario held a subtropical lake. The setting likely ...

“Expression tells us what cells do, but regulatory DNA tells us where they come from, how they develop, and which germ layer ...

The year is almost over, and we would be remiss if we didn’t highlight some of the top animal stories on KSAT in 2025. From ...