Dog owners know the pure joy of returning home from a long trip to be greeted by their tail-wagging, uncontrollably jumping, face-licking companion. But those ecstatic canines might be shedding ...

Dogs can also cry happy tears ... s standard poodle Jasmine had just become a mom. As the dog was nursing her pups, Kikusui—an animal behavior researcher in the School of Veterinary Medicine at Azabu ...