Mutualism is a relationship between 2 organisms in which they both benefit. An example is a butterfly and a flower, because the butterfly can drink a flowerâ??s nectar, and help pollinate the flower.
It is symbiotic relationship when both organisms involved benefit in some way.
where one animal help without harming the other
Both species benefit
no derr go to dictionary.com if you cant find it there, i dont think its a word...