But even for bird enthusiasts, not all birds are created equal, and wind turbines have a disproportionate effect on some species that are either especially treasured or endangered.
Ngunit kahit para sa mga mahilig sa ibon, hindi lahat ng ibon ay nilikha pantay-pantay, at wind turbines ay may hindi balanseng ng epekto sa ilang mga species na alinman lalo na treasured o endangered.