Sweating it Out (Slug TF)
Allowing herself to give in to new instincts was the only blessing she had; otherwise, she'd be entirely helpless in her new circumstances.
Horse Story: The Werestallion's New Herd
His eyes slowly began to roll back in his head as the pleasure running through his massive cock got stronger and stronger, the new instincts bubbling in his brain from the transformation running roughshod over his human thoughts. peter knew the feeling.
The Feather- An Anthro Owl MtF TF/TG
Some new instinct in his mind urged him on into the shelter of those boughs, knowing it was a place of comfort. at that moment, the human parts of his mind weren't strong enough to resist.
Koji's Life 2
I kept yanking on my chains driven by my new instinct to mate. i tried to fight the urges but my body wouldn't listen. koji you have to focus and try to stay calm. physically you are a hybrid but mentally you are still human."
Gender Swapping p1 - Careful what you Wish for
It was a whole new instinct; yearning for something more than his paws; something bigger, harder, longer and infinitely more satisfying. almost involuntarily, new visions popped up in his mind.
A World Of unknown Tails ((ch1))
He'd stop at a big clearing looking around in silence, trying to comprehend in his mind what he was doing, or why he wanted what he wanted but his new instincts were to much for him still. his body not used to what it was becoming.
Infestation Stories - Firehouse 13
A new instinct to nurse and please his brother began to set in. the older dog murred softly as his brother suckled on his altered dick. he rocked his hips back and forth, feeling don's warm and wet tongue lap against his leaking tip.
Double The Flavor
. \*\*\* big la came, opening his maw on some weird new instinct and swallowing his load in one massive -gulp!- "aahhh~. welp! i better go hunting!" then, something odd happened: big la suddenly felt full! "err...maybe not?"
Always Kennel Your Pets (3/7)
But since we don't have any slaves at the moment and i have all these new instincts you are going to need to scratch my itch, but i'll make sure to return the favor."
Penetrative Infiltration 2
#2 of penetrative infiltration the goblins of the mine are quick to welcome the polymorphed spy, but can she resist her new instincts?
The NightFury Crystal
Inside of his mind he found new instincts being ingrained into his thoughts, the ability to fly and the ability to blow fire becoming a part of who he was.
A Day in the Woods
Thoughts shifted, his mind shrinking away just like his feathers and new instincts starting to grow, taking up the space, taking up all of the space in his mind. the large brown bear let out a cry, the force holding him letting go.