It's anatomically impossible, that's what it is, unless at least one participant is a squid! While I have sampled the pornographic fiction of the East, I haven't found myself at all interested in the flexibility of the tentacle.
[Normally his son or some other sane person in the vicinity would have stopped him before he'd gotten through the first sentence. Alas, he's here alone, unrestrained to ramble on in whatever fashion pops into his head.]
Although at one time Belly took an interest in the possibility of manipulating human DNA to allow for more creativity with the genitals, and at least making the testicles more palatable in nature, but the research was dropped in lieu of more important study.
[oh god, stop me if he's being too... uh, Walter.]
[Normally his son or some other sane person in the vicinity would have stopped him before he'd gotten through the first sentence. Alas, he's here alone, unrestrained to ramble on in whatever fashion pops into his head.]
Although at one time Belly took an interest in the possibility of manipulating human DNA to allow for more creativity with the genitals, and at least making the testicles more palatable in nature, but the research was dropped in lieu of more important study.