we don't have to because we can use tools. well, maybe not (you). the boa constrictor doesn't have to rip anything with it's teeth. carnivore. some monkeys use tools to get to bugs. we are omnivores as proven by nature and your chemical deficiencies that make you write such shitposts. tl;dr the basis of your argument is retarded so your initial meaning of the composed words you made is retarded by default.
Kekistani