The animal kingdom is one of the most complex wonders in the world, especially because there are around 7.77 million species of animals and each creature is different. The diversity of the animal kingdom is given by the personality traits of animals, which makes them perfect just the way they are.
For instance, there are some species of monkeys that wash their hands and feet in urine, or did you know that Chinese pigs are the size of bears?
Well, read on for more details if you want to discover some mysterious things about the animal kingdom.
