A Fox Cub's Curiosity
Scratching the back of his head, he settled for a relaxing bath, and as it filled, he sat on the edge of it and sighed softly, the endorphin rush rapidly diminishing. "there's got to be something i can do!" he sniffed.
We Travel Blind
When the endorphin rush began to ebb a little and his vision to clear he looked down at himself in that particular, particularly male fashion and did his best not to grin.
A First Time For Everything - Burning Up On Entry
It was as if something just snapped inside the zebra, he groaned and slid his eyes shut, feeling like a weight had been taken off his shoulders with a rush of endorphins coursing through his system, bulge straining harder against his overalls as his mouth
Mike's Jockification
Mike let out a small high-pitched mewl as the pain became too intense, but then suddenly the pain was replaced with pleasure as the cheetah's body flooded with endorphins and the cat leaned back into the couch.
Day Four
Practically dancing out upon light feet and the rush of endorphins provoked by her brief masturbatory reverie, sasha raced to the mail drop-off point.
Raptor Den: Chapter 3
Of course his touch was helping there too, kneading the correct endorphins and hormones into nall's shifting body to keep him focussed on the music.
Wenda's Beaten Breastgasm - 2014
Her body was high on the rush of adrenaline and other endorphins. she was almost laughing in between sobs.
Curious Cases LAPD: A Spooky-Ass Mansion and Eight Bisexual Guests, and SFW, Too
At least they died before it was possible to feel any of the pain, i'm pretty sure, especially with that dopamine and endorphin buzz you get post-orgasm. we all ran into the room, and were horrified.
Hunter of Worlds: Phase1-Chapter10
These thoughts were all swept away as her head clouded over with the rush of endorphins being released at her partner's touch, the subtle caress of his paws lingering across her fur.
One life, One death
It cut off the endorphins that caused his nerves to send chemical and electrical signals to the his brain that his body felt pain or any pleasure. a quality that made many feel sorry for him but he simply ignored what the others felt about him.
Me, succubus, one on one
I had never felt so much life as i had did before, the revived vigor felt like endorphins a sweet sensation of purpose returned back to me as now i had something to chase for.
HardClone: Chaps II & III
He dialed up a light flush of endorphins. not enough to excite him or put him into a stupor; just a nice light buzz. the clone let out a soft sigh as the pain eased and his body relaxed. now he could begin to think.