FURVERT!

against_surface anthro anus ass_on_glass backsack balls black_body black_fur butt butt_focus canid canine erection faceless_character faceless_male fur genitals glass hi_res male mammal mythological_canine mythological_creature mythology nude on_glass penis perineum pink_penis raised_tail shower solo tail unknown_artist werecanid werecanine werecreature werewolf