zNSFW

Inter-Species

They prefer the term "inter-species erotica"
Only for the real freaks: Inter-species play
HIV PSA - Always wear protection. (NSFW- If your boss is really touchy about inter-species
Homosexual inter-religion inter-species erotica.
i dont [k]are to go inter-species
inter-species is best species!
Grinding a hu[m]an's leg for that inter-species kink
Inter-species relations by SkanDrake [M/F]
Yep, I would definitely try inter-species!
Spicy hot inter-species orgy
Cats sometimes resort to filming inter-species porn to catnip addiction
Tentacle and Inter species Sex Eroge
Inter Species Fun
Inter-species fun on a Thursday lunchtime
Good inter-species relations [rockecchi]
These kind of things are good for inter-species peace.