The seahorse is the only fish to have a neck.
12
Rattlesnake mating sessions have been known to last more than 22 hours.
232
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
When a drone bee mates with a queen, its ejaculation is so powerful that it can even be heard by the human ear.
5
Cats sleep for 70% of their lives.
8
The difference between antlers and horns is that antlers are shed each year and are made of bone while horns are kept for life and are made of living tissue and bone with a sheath that is very similar to human finger nails.
10
Dogs have been man's pet for over 14,000 years.
224