Here's a video of a herd of buffalo attacking a whole pride of lions that are on top of a single buffalo, about to devour it: https://www.youtube.com/watch?v=L

Here's a video of a herd of buffalo attacking a whole pride of lions that are on top of a single buffalo, about to devour it: https://www.youtube.com/watch?v=LU8DDYz68kM https://www.youtube.com/watch?v=LU8DDYz68kM There are countless videos of bees fighting off wasps and in many cases killing them.