FURVERT!

4_toes anthro anus ass_up balls black_horn bovid canid caprine claws digitigrade erection ertonhin feet genitals hi_res horn hybrid knot knotted_penis looking_at_viewer male mammal pawpads paws penis perineum pink_anus pink_knot pink_penis presenting presenting_anus raised_tail scut_tail short_tail solo tail tail_anus toes white_balls white_claws