Remarkable footage shows hundreds of shellear fish scrambling up Luvilombo Falls in the Democratic Republic of the Congo.

World Aquatic Animal Day highlights a hidden crisis, as billions of aquatic animals face growing threats from human activity.

In the past, many scientists believed that only mammals and birds could feel or think in complex ways. Reptiles, fish, and insects were seen as simple creatures that reacted purely on instinct. But ...

It is easy to be impressed with animals in the wild. They have many incredible skills, such as hunting, preparing for shelter ...

A month ago, I took a walk through the edge of San Francisco’s Golden Gate Park. I was off the main road, on a dirt and gravel trail. So it was strange to look ahead and see that fish were blocking my ...

Can we finally retire the myth that goldfish have three-second memories? This oft-cited “fact” has been thoroughly debunked. Scientists have shown that fish can distinguish and remember individuals, ...