The cat brain weighs about 30g.
167
Worker bees must visit around 4,000 flowers in order to make one tablespoon of honey.
5
Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6
The octopus does not have a blind spot.
273
The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255