"They call them wild animals for a reason." Video shows tourists' reckless actions near massive wild animal: 'No fear or ...

News footage these days sometimes shows wild horses crowding dry rangelands in the American West or deer wandering through ...

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

Citizen scientists listened to pairs of mating sounds from 16 different species, including male zebra finches, and selected their favorites. Photo credit: Raina Fan.

Things got a little crazy at the Singapore Zoo, where March brings mischief and mayhem to a resident komodo dragon. Mario, a ...

"Asked to give voice to my feathered, furred and scale-skinned community living wild on the 910 — our homeland — is a challenge." ...

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

Not all fish play by the same reproductive rules. Evolutionary biology reveals how deception became a successful mating ...

These wetlands, these alligators … it has to have some kind of monetary value,” said George Melancon, alligator research biologist for the Louisiana Department of Wildlife and Fisheries.

Pets play an important role in many people’s lives. In the UK, six out of ten households have at least one pet, dogs being our most common companions (assuming we don’t count fish individually). But ...

She arrived at Naples Zoo in 2013 from Ohio after being genetically matched through the Association of Zoos and Aquariums’ Species Survival Plan.