Anxiety disorders are the most common type of mental illness in the United States. And while much is understood about the biochemistry of anxiety, little is known about the genetic variation associated with it. A new study reports that genetic predisposition to aggression toward an owner or a familiar dog is distinct from that for […]
The fertility of dogs may have suffered a sharp decline over the past three decades, a new study has found. The research found that sperm quality in a population of stud dogs studied over a 26-year period had fallen significantly.