FURVERT!

2_penises alpha_channel anthro anthro_on_anthro balls canid canine diphallic_frot_dogging diphallism duo erection felid feline fluffcat fox frottage genitals hi_res horizontal_diphallism humanoid_genitalia humanoid_penis hybrid male male/male mammal multi_genitalia multi_penis mustelid otter penile penis penises_touching rorr serval sex simple_background