The Big ImageBoard (TBIB) - ambiguous gender ambiguous penetrated ambiguous penetration anthro anthro on anthro anthro penetrated anthro penetrating anthro penetrating anthro big dom small sub bovid breath butt caprine dominant duo eyebrows eyes closed from behind position fucked silly goat grunting heart above head heart symbol hearts around text hitsu hooves horn impact lines lying male male/ambiguous male penetrating male penetrating ambiguous mammal motion lines multi nipple nipples nude obscured anal obscured penetration obscured sex on front open mouth outline heart panting penetration raised eyebrows ryuunokiba sex short tail signature simple background size difference speed bump position tail text with heart thrust lines thrusting trans (lore) trans man (lore) yagi (ryuunokiba)