FURVERT!

16:9 3d_(artwork)abs animal_genitalia animal_penis anthro balls biceps big_muscles biped canid canine canine_genitalia canine_penis canis digital_media_(artwork)erection flexing fur genitals knot looking_at_viewer lying male mammal muscular muscular_anthro muscular_male mythological_canine mythological_creature mythology nipples nude on_back on_side pecs penis pose presenting presenting_penis sheath solo triceps unknown_artist vein werecanid werecanine werecreature werewolf widescreen wolf