Yea but they can't put us in cans..
By definition symbiosis is a relationship between two species where both gain from the interaction. This could be more like protocooperation since for one side there is no gain but there is for the other.
Not individually, but for others, it doesn't matter for the dead organism what happens afterwards. I agree about fertilization but what I meant was something like the little birds that pick food off of the hippo's teeth, they get to eat and the hippo gets cleaned for example
Bacteria are the true masters, they don't die, they just multiply. Predator or pray, great or small, powerful or weak, we all get decomposed by microorganisms