The memory of an elephant is legendary: Even after many years, it can still remember where to find waterholes, or recognise those elephants from which it was separated. Elephants recognise their own reflection.
Hippopotamuses live in African waters. Because of their aggressive behaviour, they are considered one of the most dangerous species there. Hippopotamuses live in the water and go ashore to eat.
Lions range the African savannah in prides which comprise of related females, their offspring and one individual male. Once a male reaches adulthood it is cast out from the pride and must look for its own group.