Rule 34 Dev - abs anthro athletic athletic_anthro athletic_male bovid brown_body brown_fur brown_hair caprine digitigrade erection fur genitals goat hair hi_res hooves humanoid_genitalia humanoid_penis lying male mammal masturbation muscle_tone nude on_back outdoor_nudity pecs penile penile_masturbation penis solo tan_body tan_fur vonboche|12626368576