These beloved dogs can be wonderful companions, but experts warn that some popular breeds come with serious behavioral ...

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 ...

While many behaviors are just frustrating, others can escalate into situations that lead to injuries, strained relationships ...

Eleven behavioral changes can indicate when a pet is uncomfortable or unhappy.