Domestic pigs average a top speed of about 11 miles per hour.
182
A dairy cow can produce more milk when listening to music.
446
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
Penguins have a gland above their eye that turns saltwater into freshwater.
12
The CIA once spent $20 million on a cat equipped with gear to spy on the Soviets, but it was hit by a taxi.
328
Leonardo Da Vinci loved animals so much that he used to buy caged animals at the market just to set them free.
57