FURVERT!

animal_genitalia animal_penis anthro bagu balls biceps big_penis black_body black_fur black_nose brown_body brown_fur canid canine canine_genitalia canine_penis canis claws conditional_dnp dobermann domestic_dog erection fluffy fluffy_tail fur genitals hands_behind_head hi_res inviting knot looking_at_viewer lying male mammal nude on_back pecs penis pinscher presenting presenting_penis purple_background sheath simple_background smile solo spread_legs spreading tail