The naturalist charles darwin, who is credited with developing the theory of evolution by natural selection, suggested that adaptations of organisms were the result of a. their genetic structure, which is indicated by internal genetic codes. b. how much sunlight an organism is exposed to. c. adaptations to different environmental conditions. d. how much activity an organism has, including the amount of time it spends sleeping. e. the number of years of an organism's existence.

Hydrosphere is the correct answer

The return of the wolf to yellowstone national park will probably affect the bird population to some degree, not significantly. while wolves will hunt birds when necessary, they prefer to hunt larger prey. the bird population will most likely only be affected when hunting is scarce for the wolves. birds of prey will also probably not be affected as much as other birds who spend more time on the ground hunting for food as the tend to spend more time in the air or in trees since they do not need to stay on the ground for long due to the nature of the way they hunt.