FURVERT!

4:3 4_toes animal_genitalia animal_penis anthro anus autofootjob backsack balls bodily_fluids canid canine canine_genitalia canine_penis canis claws digitigrade erection feet foot_fetish foot_on_own_penis foot_on_penis foot_play genital_fluids genitals granite_the_wolf half-closed_eyes hi_res hindpaw knot letterbox looking_at_viewer looking_back lying male male_anthro mammal masturbation narrowed_eyes on_front open_mouth pawpads paws penile penile_masturbation penis penis_backwards precum presenting presenting_penis raised_tail solo tail toe_claws toes tongue tongue_out wolf xenoforge