A dairy cow can produce more milk when listening to music.
446
When dragonflies mate, their tails form a love heart.
22
The elephant brain weighs about 6,000g.
274
Dogs have been man's pet for over 14,000 years.
224
The head of a jellyfish is called the "Bell."
6
Some lizards, in which the tail is a major storage organ for accumulating reserves, will return to a dropped tail after the threat has passed, and will eat it to recover part of the sacrificed supplies.
13