FURVERT!

abs animal_genitalia animal_penis anthro balls black_body black_fur canid canine canine_genitalia canine_penis cave clockhands crystal erection fangs fox fur genitals grey_body grey_fur hand_behind_head knot looking_at_viewer lying male male_anthro mammal markings muscular muscular_anthro muscular_male on_side penis seductive solo teeth tvorsk vein veiny_penis yellow_body yellow_eyes yellow_fur yellow_markings