Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19
A 42-foot sperm whale has about 7 tons of oil in it.
209
When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25
Nicole Kidman is scared of butterflies.
65
An alligator can go through 2,000 to 3,000 teeth in a lifetime.
268