FURVERT!

4:3 anal anal_penetration anthro anthro_on_anthro anthro_penetrated anthro_penetrating anthro_penetrating_anthro balls beaver biped butt daggett_beaver domestic_ferret duo erection furniture genitals interspecies johnofe larger_male male male/male male_penetrated male_penetrating male_penetrating_male mammal mustelid musteline nickelodeon nude penetration penis rodent semi-anthro sex size_difference smaller_male smaller_penetrated sofa the_angry_beavers true_musteline weasel