Rule 34 Dev - abs anthro avian balls beak big_muscles big_penis bird bushtit cute_face feathers feet fist genitals hi_res huge_cock huge_muscles hyper hyper_muscles looking_at_viewer male muscular muscular_anthro muscular_male navel nipples obliques oscine papyreit passerine pecs penis solo tail_feathers tiny_feet vein veiny_muscles veiny_penis|5188946728