There's a rare breed of pig that looks like a sheep.
14
A 42-foot sperm whale has about 7 tons of oil in it.
209
Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19
Rattlesnake mating sessions have been known to last more than 22 hours.
232
A dork is a whale's penis.
327
A cow produces around 200,000 glasses of milk in her lifetime.
373
A giraffe's kick is so powerful that it can decapitate a lion.
216
Dogs have been man's pet for over 14,000 years.
224