The strong are always the winners. The wild world is always harsh.
Buffalo seems to be a gentle animal, but otherwise it will be very aggressive and brutal when it is reached its tolerance limit.

A family of lions are playing together in the sunshine. It seemed that the lion cubs were playing happily or they were joking about something.
Unexpectedly, out of nowhere came a very aggressive and angry looking buffalo.
The buffalo had hit the lion cub into the air.

This fierce butt scared the other lions and gave up their fear.
The lion cubs must have been terrified.