A dairy cow can produce more milk when listening to music.
446
Rattlesnake mating sessions have been known to last more than 22 hours.
232
Only 3% of bird species have penises.
0
The oldest recorded elephant lived for 82 years.
213
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6
One in three dog owners say they have talked to their pets on the phone.
427
When Koko, the gorilla famous for knowing sign language, was asked where gorillas go after death, she responded by signing “Comfortable hole, bye.”
23