FURVERT!

animal_genitalia animal_penis anthro anus balls bdsm bed blindfold bondage bound canid canine canine_genitalia canine_penis erection fur furniture genitals hair hands_tied hi_res knot legs_tied lying male mammal nipples nude on_back on_bed open_mouth pawpads penis pink_nipples restraints rope rope_bondage simple_background smile solo sonnet_(forbiddencrab)spread_legs spreading tail tan_body tan_fur uchachan