Condoms were originally made of animal intestines or linen.
347
When the "Elephant Whisperer" Lawrence Anthony died, a whole herd of elephants arrived at his house to mourn him.
25
Gorillas can catch human colds and other illnesses.
205
Worker bees must visit around 4,000 flowers in order to make one tablespoon of honey.
5
The octopus does not have a blind spot.
273
Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6