Animals are noisy. And their noises can travel a long way. But making sounds can be a double-edged sword: it can help them communicate, sometimes over long distances, but it can also reveal them to ...

Here are 10 animals that have some of the highest levels of testosterone and the impact it has on their behavior and characteristics.

Humans don’t have a defined mating season like deer or wolves. Here’s how evolution blended biology, culture and social life into year-round intimacy.

Nobody has ever known where tiger sharks go to mate. But new data suggests there’s one Hawaiian spot that draws a big ...

In the movie Hoppers, scientists “hop” human consciousness into animal-like robots to talk to other species. We asked the ...

Kakapos, which are reclusive and flightless and can live as long as humans, are found only in New Zealand. They feed on the fruit of the rimu tree.

The list by World Atlas of the most dangerous animals in New Jersey includes coyotes, bears, bobcats and some you might not ...

Testosterone is an androgen, a type of steroid hormone present in most vertebrate species. It helps regulate male characteristics, plays a key role in reproduction, and influences muscle mass and fat ...

As mammals with large brains, humans experience smell as a powerful sensory experience that’s closely linked with memory. The smell of baking bread may take us back to a moment in Paris. A perfumy ...

The animal-loving team at Ginger Cat explores how animals can form genuine friendships with humans, capturing moments full of trust and joy. Supreme Court asked to reconsider 62-year-old ruling Former ...

A new study sheds light on the illuminating, sometimes counterintuitive dynamics of mating and how species survive.