FURVERT!

1:1 3_heads 5_fingers 5_toes anthro balls beard big_penis biped bodily_fluids bowl canid canine container erection eyes_closed facial_hair feet fingers genital_fluids genitals goatee greyscale hi_res knot male mammal masturbation monochrome mr_canvas multi_head muscular muscular_anthro muscular_male nipple_fetish nipple_pinch nipple_play nipples nude open_mouth pecs penile penile_masturbation penis pinch precum sideburns sitting sketch soles solo toes tongue tongue_out vein