anthro anus backsack balls beak big_balls bodily_fluids brown_body brown_feathers crouching feathers gaping gaping_anus genitals hand_on_leg hand_on_thigh looking_at_viewer looking_back male muscular muscular_male perineum rear_view scuted_hands scuted_legs scutes smile solo sweat tail_feathers white_body white_feathers yellow_beak conchiglie accipitrid accipitriform avian bald_eagle bird eagle sea_eagle