Quick Take Most animal tears serve physical purposes such as lubricating the eye and removing debris rather than expressing ...

It's time to stop bickering, accept what science tells us, acknowledge the widespread occurrence of intentional behavioral flexibility, and pay attention to why it has evolved.

Quick Take Scientists have documented same-sex behavior in hundreds of animal species, though it is not considered a required function for specific ecosystem roles. Some researchers suggest that ...

Detail that zoochosis can come from a variety of factors, including social isolation, small enclosures, noisy visitors, and lack of enrichment. Explore how zoos are working to reduce zoochosis through ...

In the natural world -- where predators pounce, prey flee, and group members feed and sleep in solidarity -- animal behavior is glorious in its variety. Now, new research suggests there may be an ...

The study of animal behaviour and reinforcement dynamics encompasses a multifaceted domain that explores how organisms adapt and learn from their environment. Central to this field is the interplay ...

"A spotlight on the highly complex world." Researchers issue warning after discovering surprising shift in animal behavior: ...

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 ...