Preying mantises are vulnerable to horsehair worm parasites, which depend on other animals for their lifecycle needs.

That these seals can live to healthy old age is remarkable. Humans once hunted them rapaciously for their sweet, sweet oil.

In the animal kingdom, penises can be spiked, split, corkscrewed—even detachable. They're one of the most diverse structures ...

How far back in evolutionary history does kissing go? Through phylogenetic analysis, an international team of scientists ...

Though it was just the two of them, Meghan’s dog Guy was also present. Since their 2017 engagement interview, the Duke and ...

Our culture likes to pit women against each other, but they're actually doing a lot to be there for each other.

Autumn deer rutting increases road crossings, creating hazards for drivers as white-tailed deer move more frequently.

A new study published in 'Science' reveals that Zebra finches have more complicated communication than expected.

The relationship between oxpeckers and the large mammals from which they pick ticks is a complex one. It was long thought to ...

If you’ve seen any of the “Ice Age” animated Disney movies, we have some bad news: You don’t know the real ice age. It was an ...

Animals show different cancer levels based on how they share, compete, and care. Social behavior shapes cancer risk across ...

The color change, driven by hormones, seems aimed at preventing males from accidentally mating with each other. Two Asian common toad couples mating in Karnataka, India. The yellow toads pictured are ...