Rattlesnake mating sessions have been known to last more than 22 hours.
232
Cats sleep for 70% of their lives.
8
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6
Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19
A group of unicorns is called a blessing.
304
Sharks, like other fish, have their reproductive organs in their chests.
248
A dork is a whale's penis.
327