Rattlesnake mating sessions have been known to last more than 22 hours.
232
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
Lurch, a Watusi bull, had the largest horns in the world.
32
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
There's a lizard known as the 'Jesus Lizard' that can run across water.
11
Vampire bats adopt orphans, and are one of the few mammals known to risk their own lives to share food with less fortunate roost-mates.
402
Domestic pigs average a top speed of about 11 miles per hour.
182