Six sugar gliders turn Dr. Ross into their personal jungle gym; a young Chihuahua with atypical heart trouble; the doctors fish with a client.

Dr. Ross examines a barred owl that was hit by a car, but he hopes will fly again; the doctors also visit an animal rescue center and get close to Texas wildlife.

Dr. Blue surprises his wife with a romantic wedding vow renewal in Las Vegas; a Schnauzer being boarded at the clinic needs medical help from Dr. Lavigne.