Two dogs were among the Titanic survivors.
262
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
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
A dairy cow can produce more milk when listening to music.
446