Loss of vision or hearing can manifest as "startle aggression." An older dog that is deaf may bite when startled from sleep because the warning signals (approaching footsteps) were not perceived. Distinguishing between a primary behavioral deficit and a sensory deficit is crucial for management planning.
This separation led to dangerous blind spots. A horse that refused to jump was labeled "stubborn." A parrot that plucked its feathers was called "neurotic." A dog that bit the vet was simply "aggressive." Without the integration of veterinary medicine, behavioral labels were often moral judgments rather than medical diagnostics. audio de relatos eroticos de zoofilia link
Animal Behavior and Veterinary Science: Bridging the Gap Between Mind and Medicine Loss of vision or hearing can manifest as