A group of kittens is called a "kindle".
10
Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17
Rattlesnake mating sessions have been known to last more than 22 hours.
232
Alligators can live up to 100 years.
337
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
Female kangaroos have three vaginas.
2