FURVERT!

anal anal_penetration animal_genitalia animal_penis blue_eyes brown_body brown_fur canid canine canine_genitalia canine_penis claws digitigrade duo erection feral feral_on_feral feral_penetrated feral_penetrating feral_penetrating_feral finger_claws from_behind_position fur genitals green_eyes grey_body grey_fur hi_res killthe_demon knot knotted_penis male male/male male_penetrated male_penetrating male_penetrating_male mammal mating_grip mounting obscured_penetration one-handed_mating_grip open_mouth penetration penis plant quadruped sex side_view snow toe_claws tongue tongue_out tree white_body white_fur