Similarly, the study of cognitive bias in animals is revolutionizing welfare assessment. Rather than asking, "Is the animal sick?" veterinarians are now asking, "Is the animal feeling optimistic or pessimistic?" A dairy cow that is pessimistic (slower to approach a bucket in an ambiguous location) is likely in chronic pain or distress—often preceding clinical signs of lameness or mastitis by days.
As our understanding of animal mental health deepens, the pharmacy cabinet for behavioral issues has expanded dramatically. The line between "veterinary science" (treating the body) and "behavioral medicine" (treating the mind) has blurred. zoofilia hombre penetra perra virgen best