Scientists studying 1,300 golden retrievers have uncovered genetic clues explaining why some dogs are more anxious, energetic, or aggressive than others. Remarkably, several of the same genes linked ...

A series of studies on various animals' behaviors all point to the same thing: hotter temperatures lead to more aggressive behavior. In 2016, researchers from The University of the South in Sewanee, ...

On a warm summer afternoon in Yellowstone National Park, a crowd gathers around a bison. The animal weighs close to a ton. It can run up to 35 miles per hour. A human wouldn’t stand a chance against ...

A prolonged and unblinking stare is a known indicator of stress and potential aggression in dogs. In play, dogs break eye ...

Chimpanzees have a reputation for being aggressive, while bonobos are often seen as their peaceful counterparts. This ...

The stereotype of violent chimpanzees and peaceful bonobos may be wrong, according to new research comparing aggression in both apes.

"Enjoy them, but enjoy them from afar." Onlooker captures video of tourists' dangerous behavior near massive wild animal: 'I am at a loss for words' first appeared on The Cool Down.

Deer are usually wired to avoid people, which is why the moments when they do the opposite can feel so jarring. Most outdoor encounters end with a flick of a tail and a quick retreat into cover.

Expert dog trainers Nicole Ellis and Michael Hill share essential safety tips for encountering aggressive dogs. Learn how to recognize subtle body language warning signs and what to do if a loose dog ...