Strengthening Mind and Body
Unlike the jaguar he opted not to let go of his rubbery alien body, giving the stunned sheep a fanged grin as he continued to walk in while his thick tail waved lazily in the air behind him.
Chronicles of the Resistance - V
Adrian was forced to seek refuge in the eyes of his handler, which retracted its fangs and tugged the edges of its mouth into a smile, well...to the extent that its alien body would allow it.
A Multitude of Stars... Chapter 10
Gravity was trying desperately to pull him from the alien's body as they ascended. "should i stop here or take you into space?" orion asked.
Abdomens
They both put on brain-monitors, which would enable a simple telepathic connection, doing nothing further than allowing them to 'see' each other's pleasure - so they could know what they were doing right, without worrying about decoding alien body language
Fantasies of Taurs
This can lead to the user seeking further changes, at times more dramatic... to maintain that fresh thrill of an alien body.
Immortal
He was looking past the surging waves of alien bodies streaming towards them, and up to the grooves of packed snow and ice along the flank that arched down-slope.
Hurricane Kim Chapter 14
Or did the alien body i grow into have an instinctive disgust to the thought as well? i certainly hoped so.
The Thing Among Us: Part 1
It was more a direct assimilation, turning murk into more of that alien's body.
Omo's Vignettes 6 — From the Brink of Disaster
alien bodies, omo pheromones, alien semen, and the noxious contents of the human "drinks". it was enough to make me light headed. "you wish to engage in sexual intercourse with an alien? one who isn't an empty shell?"
Commission: Tight Fitness
It was the grinding feeling against his head that finally got him, though, and with his heart racing the alien's body shook, quivered, and quaked just before jumba froze in place.
Breeder City S3 Ep. 4
On both sides of the giant space breeder the destroyers opened fire with their many rail guns, the high velocity and luminescent rounds lancing the vast creature, blowing up on it's armored carapace or plunging into the alien's body.
The Gates of Hell, Chapter 5, WURM, part 1
And with that control sanity slowly returned, as well as growing despair and the horror it felt to find itself trapped in a totally alien body never meant for it. but the human mind is amazingly adaptable.