when a beaver creates a dam, that's apart of nature and everyone sings kumbaiya, but when a human dares to start a fire because he is cold or dares to improve h

when a beaver creates a dam, that's apart of nature and everyone sings kumbaiya, but when a human dares to start a fire because he is cold or dares to improve his food supply because he is hungry all of a sudden that "not natural" and should be condemned?