Animal Biology

UC Davis Research Seeks to Unlock Mule Health Through Pictures, Video

Mules are stoic working animals. They can be sick or in pain and by the time signs of illness are obvious, it could be too late for owners and veterinarians to intervene.

But new research out of University of California, Davis, could unlock that mystery by decoding whether body posture and facial expressions such as flaring nostrils and ear movement can be clues to something more.