Dogs sometimes fake being sick to get attention.
26
Cats and dogs can hear ultrasound.
350
Dogs have been man's pet for over 14,000 years.
224
Sergeant Stubby was the only war dog to be promoted to sergeant through combat in WWI. He saved his regiment from surprise mustard gas attacks, found and comforted the wounded, and even once caught a German spy by the seat of his pants, holding him there until American Soldiers found him.
16
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14