A dairy cow can produce more milk when listening to music.
446
Only 3% of bird species have penises.
0
Early American humans hunted car-size armadillos and used their shells for houses.
12
Female kangaroos have three vaginas.
2
When Koko, the gorilla famous for knowing sign language, was asked where gorillas go after death, she responded by signing “Comfortable hole, bye.”
23
Rattlesnake mating sessions have been known to last more than 22 hours.
232
Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34