FURVERT!

ambiguous_gender animal_genitalia animal_penis anthro balls black_body black_fur blue_body blue_fur canid canine canine_genitalia canine_penis canis christmas christmas_clothing christmas_headwear clothing compass_(artist)domestic_dog duo erection fur genitals hat headgear headwear hi_res holidays knotting male male/ambiguous mammal nipples penetration penis santa_hat sex