rule 34 abs animal genitalia animal penis artist signature balls beauty mark bed black hair bunk bed camo pants canine canine penis cel shading clothed clothing tags frankenfur green eyes hair imminent sex knot looking at viewer male male only mammal military milo nettle milo nettle character muscular nipples pants partially clothed patreon pecs penis precum raised arm smile smirk speech bubble stitches stomach teeth threat topless uniform 3023161