Scientists suggest female frogs listen for changes in the male calls as a signal for when it's warm enough to mate.

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

Male green treefrogs attract mates with loud calls, but new research shows parasites can subtly change those signals.

A new study on mayflies of the genus Ecdyonurus illustrates just how multifaceted and surprising reproductive behavior in ...

Three women from African Bush Camps' Female Guides Program in Botswana share how they trained to become safari guides and what it's like guiding in the African bush.

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

Researchers found a rare, strictly binary brain feature in mice that is permanently active in females but completely dormant ...

Some animals have reproductive strategies so extreme that they can lead directly to their own death. In certain species, ...

Two weeks after scientists confirmed the first-ever outbreak of avian influenza, or bird flu, in elephant seals along the ...

If you’ve been seeing more coyotes this time of year, you’re not alone. Local residents have been reporting a paw-sitive jump in coyote sightings, as there’s a “perfect storm” of factors coming ...

The chain catshark may look like any other shark in daylight, but under blue light, its skin glows neon green. Here’s a breakdown of this remarkable adaptation.

Later it was extended to include close friends or companions who gathered to talk, tell stories, and share news about the community. It is only relatively recently that the word gossip took on the ...