FURVERT!

16:9 anal anal_penetration animal_genitalia animal_penis anthro anthro_on_anthro avalath_tiger balls bear belly big_balls big_penis bottomless bottomless_anthro bottomless_male box brown_bear canid canine canine_genitalia canine_penis canis cardboard cardboard_box cardiac_monitor chalk chalkboard chest_(container)clothed clothing container deep_rimming duo electronics erection facesitting filing_cabinet genitals grizzly_bear hair hi_res internal internal_anal knot kuruk_(character)larger_male larger_on_top larger_rimmed lube lube_bottle lube_container lube_drip lube_in_ass lube_on_butt lube_on_face lube_on_ground lube_string lying male male/male mammal mane mane_hair medical_instrument monitor monochrome nipples on_back on_top oral pawpads paws penetration penis potion potion_bottle rimming scientific_instrument sex sheath shirt shirt_only sitting sitting_on_another size_difference slightly_chubby slightly_chubby_anthro slightly_chubby_male smaller_male topwear topwear_only ursine widescreen