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
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
Lurch, a Watusi bull, had the largest horns in the world.
32
Nervous dogs wag their tails to the left, and happy dogs to the right (from the dog’s point of view) – and fellow canines pick up on this lop-sided tail language.
10
Cats and dogs can hear ultrasound.
350
Dogs sometimes fake being sick to get attention.
26