Travis was a chimpanzee who socialized with humans since birth. He could log onto a computer to look at pictures, watch TV using a remote control, brush his teeth, feed hay to his owner's horses, water plants, and learned the schedule of passing ice cream trucks.
11
Denmark has twice as many pigs as there are people.
66
The cat brain weighs about 30g.
167
The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6
Worker bees must visit around 4,000 flowers in order to make one tablespoon of honey.
5