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
If a vampire bat goes 2 days without drinking blood, they can die. However, well fed female bats will puke up blood and share it with other bats that they like in exchange for grooming.
13
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
Mahatma Gandhi used to travel with his goat so that he could have fresh milk.
11
The octopus does not have a blind spot.
273
A 42-foot sperm whale has about 7 tons of oil in it.
209
By putting a frog in a bucket of milk, scientists following up on an ancient Russian way of keeping milk from going sour have identified a wealth of new antibiotic substances.
9