Conditions like hypothyroidism in dogs or hyperthyroidism in cats directly alter brain chemistry, leading to sudden anxiety, irritability, or hyperactivity. Fear-Free Veterinary Care: Revolutionizing the Clinic
A change in behavior is often the very first sign of sickness. For example, a normally affectionate cat that suddenly hides may be experiencing underlying kidney pain or arthritis. Zooskool - The Record EXCELLENT 8 Dogs Fuck Cute G