Rule 34 Dev - 2021 animal_genitalia animal_penis anthro balls big_penis black_balls black_nipples black_penis brown_body brown_feathers cutie_mark equid equine equine_penis erection feathered_wings feathers genitals green_eyes huge_cock looking_at_viewer male mammal my_little_pony nipples nude nude_male penis pinefool sheath simple_background solo tan_body wings|6006841632