Self defence, hatred, jealousy, revenge, amusement are all reasons and there are probably many more.
it is geeky to some people because you talk about fake creatures and pretend that they kill eachother. They don't pretend to kill eachother, they pretend to KO eachother, to knock them unconscious. ewjq ewiiiiiiiiiiiiiiiiiiiiiiiiiijfkdjffffffffffffffffffffffffffffffffffffffffffjfjfjfjfjfdjdksakshfdkfhdjshajsfhdjshahsajfhfjdskakahfhdsjfgsjaf fdhskakfghdjkewukiqafyeufyurtfvbdnissiferugtryrtrejdughrseeersjfhrjgnhhklgksaagdgfenchfreuwi hef erafyneurrtneuryoieuriiaufioetuceiwaun fgperunwrewiopgurwpwpwru eruuuuuuuuuuuuuuuuuuuuuuuuuiwqujfjjjjjjjjjj
Stress. If in close proximity they kill eachother, and sometimes cannibalize eachother as well, depending on the animal.
no because they mostly kill eachother
No they'll kill eachother.
the hunger games is a movie about a camp full of people and once in a while 2 people get chosen to participate in the hunger games and go in a battle to kill eachother and win. kill or be killed
In a way the weapons of war are not guns etc.. but the fact that other people want to kill eachother over silly reasons. (feelings)
They killed each other so their crops would grow.
Edward doesn't kill Alice they don't even fight eachother
People on top of eachother
So humans don't go crazy and kill eachother with greed.
No two,so they could kill eachother.
So humans don't go crazy and kill eachother with greed.