A dairy cow can produce more milk when listening to music.
446
Cats recognise the voice of their owner, but never evolved to care.
22
Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
20
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
The two oldest cats on record lived to 38 and 34 years old, both were owned by the same owner and lived off a diet of bacon, eggs, broccoli and coffee.
12
A 42-foot sperm whale has about 7 tons of oil in it.
209