FURVERT!

absurd_res anal anal_penetration anthro backsack balls big_butt bubble_butt butt circumcised duo erection eyewear genitals gerrkk glasses hi_res humanoid_genitalia humanoid_penis internal male male/male male_penetrated male_penetrating male_penetrating_male mammal murid murine open_mouth penetration penis piledriver_position rat rodent sex smile