Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17
Gorillas can catch human colds and other illnesses.
205
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6
The elephant shrew’s closest relative isn’t a shrew — it’s actually an elephant
9
Worker bees must visit around 4,000 flowers in order to make one tablespoon of honey.
5