FURVERT!

1:1 4_eyes animal_genitalia animal_penis anthro avian ball_tuft balls balls_expansion big_balls big_penis canid canine claws digitigrade duo equine_genitalia equine_penis erection expansion fangs flared_penis fox genital_expansion genitals growth growth_lines growth_potion hi_res huge_balls huge_penis hybrid_genitalia hybrid_penis inside kaiden_da_dawg knot knotted_equine_penis knotted_penis macro male mammal medial_ring multi_eye muscular pawpads paws penis penis_expansion potion sabertooth_(anatomy)sitting sitting_on_ground teeth tuft