Only one case when the gorilla and a lion battled with each other is known. But it was the computer model. It was constructed by professional programmers on the basis of a large number of parameters. The gorilla won this fight, and it overcame a lion not by the force, but cunning.
In the majority the people assume that from all animals on Earth, the most numerous are insects, for example, ants. However this answer not absolutely correct, the most widespread animal on the planet – the miniatyuny inhabitant of oceans – the Antarctic krill.