Thoughts, feelings, and behaviors can sometimes seem out of step with what is considered typical. When that happens, they can feel overwhelming and interfere with a person's ability to function ...

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 ...

Two studies have identified gastrointestinal problems in dogs that licked surfaces excessively or engaged in fly biting behavior. Once the underlying problems were treated, the compulsive behavior in ...

Examples of passive-aggressive behavior can include lateness, avoidance, and silence. Passive-aggressive behavior can damage relationships and make communication difficult. Passive aggression is a ...