Wild animals are increasingly adjusting to urban environments through a process known as synurbization. That's an undoubtedly bad sign — and serves as a warning for how much nature has been damaged by ...

A tiger walks the same worn groove along the edge of its exhibit like a broken record. A parrot methodically plucks out its own feathers until bare skin shows through. To a casual visitor, these can ...

Understanding how genes influence complex behaviors remains one of biology's most fascinating challenges. Now, however, in a recent study, researchers have compiled a comprehensive dataset documenting ...

Binge eating, especially on high-fat, high-sugar foods, can rewire the brain and alter behavior, leading to compulsive food-seeking and a greater likelihood of overeating instead of under-eating when ...

When people adopt a puppy, they assume their new furbaby is going to bring joy to their lives. Usually, this is the case—but there are exceptions. Take Sarah and Ian Coe, a married couple I ...

Understanding intelligence in the animal kingdom isn’t as simple as ranking species from most intelligent to least. There’s ...

Animal behavior research relies on careful observation of animals. Researchers might spend months in a jungle habitat watching tropical birds mate and raise their young. They might track the rates of ...

Much like his ninja namesake, Naruto the white-lipped peccary was a bit of a loner. Named after the titular character from a popular manga and anime, Naruto was the youngest male and one of the least ...