Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19
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
Rattlesnake mating sessions have been known to last more than 22 hours.
232
Lobsters have blue blood.
476
A tortoise named Adwaita lived to 255 years old. To put it into perspective, he was born before the United States of America existed and his death was announced on CNN (1750-2006).
12
The two oldest cats on record lived to 38 and 34 years old, both were owned by the same owner and lived off a diet of bacon, eggs, broccoli and coffee.
12
The seahorse is the only fish to have a neck.
12