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Lovingly -Bound

The latter came with knowing that continued sex would tweak the mind, making instinctive actions prevalent, and rational thoughts fading into brute desire.

Bestiality, Buck, Goat, Oral, Transformation, Vaginal, infectious

Po's Last Dive

Po now lose all his calm and rational thought, struggling randomly, and why not say pathetically, against his bonds. "he-mmph! he-mmph!" the panda called from behind his gag, as if someone would miraculously hear him, and he just kept struggling.

Ambush, Bondage, Buffalo, Dark, Death, Drowning, Kung Fu Panda, Panda, Po (kfp), Snuff, peril, rope

Losing the Pet-Bet

But kyria was lost to her, screaming and squirting on her cock as orgasm swept her up and away like a tidal wave, taking all rational thought in the dragging wake for it.

BDSM, Bareback, Blowjob, Cat, Colalring, Collar, Commission, Consensual, Deep Penetration, Deep Throat, Dinosaur, Domination, Domination/Submission, Erotic, F/Herm, Feline, Female/herm, Female/hermaphrodite, Herm, Hermaphrodite, Ichthyosaurus, Kinky, Large Cock, Licking, Oral, Oral Sex, Pet, Pet Play, Saur, Short Story, Story, Submission, Submissive, Teasing, Tiger, Vaginal, Vaginal Sex, White Tiger, deepthroat, deepthroating, dino, dominant, erotica, fetish, iron author, kink, sucking

The Human War- Chapter Eighteen

Some species are born with different colored fur than the average species and we as intelligent species chose superstition to guide us instead of rational thought.

Character Development, Deer, Family, Gay, Gay Relationships, Human, Plot Development, White Tiger, Wolf, white lion

A Prince Falls

He felt the wolf's weight shift, felt his hips press forward, and then he had no time for rational thought as the wolf's shaft slid into him. it pressed into him relentlessly, slowly, until the canine felt the wolf's hips pressing against his rump.

Anal, Canine, First Time, Locker Room, M/M, Wolf

Lioness 1

Once the lioness passed she'd resume rational thought processes. maybe after a long look at her backside.

College, Futa, Lioness, Wolf

Alone in a hostile World-Chapter 8

The only true rational thought that was there was the desire to pound his cock deep into the bitch until she howled in pain.

Feral, Hard-On, Horror, M/F, Rape, Transformation, Werewolf, confusion

-ZOO- Off To the Races - Chapter Two -

“mmm - “ i murmur, unable to summon any really rational thoughts, my tail swishing from side to side. “sorry, distracted. when you said i was getting a carrot – i thought you meant a treat! not getting the _carrot_..."

Anatomically Correct, Character Development, Compassion, Consensual, Deep Penetration, Fantasy, Fiction, Filly, Frustration, Furry, Heat, Heterosexual, Horse, Human, Love, Lust, M/F, Male/Female, NSFW, Orgasm, Orgasm Denial, Relationships, Seduction, Sensory overload, Sentient feral, Sex, Shared Orgasm, Stallion, Story, Story Series, Tease, Teasing, Thoroughbred, Urges, Zoo, Zoophilia, cheeky, desire, playful, pleasure, plot, race, racing

The Entraped Weregarurumon

Weregarurumon felt all rational thought leave him as he watched this teasing display.

Digimon, Domination/Submission, Kissing, Leomon, Lion, M/M, Male, Mind Control, Stripper, WereGarurumon, Wolf

Rivals...

All rational thoughts replaced with primal urges, leaving him little choice but to give into his newfound nature and submission below the elk.

Anal, Crossdressing, Drinking, Elk, Intoxication, Jocks, M/M, Oral, Staight to Gay, Stallion, Trickery, bet, drug use

Clockwork Mouse

rational thought began breaking down. no. no, no, he told himself. don't. don't give in. but she was lying on the floor now, legs up. apart. exposing her sex, her pussy. chester yanked on the restraints. hard. they didn't give.

Anal, Captivity, M/F, Mouse, Snake, Squirrel, Vaginal, Vore (soft)

Chapter Zero: Initium Fortiare

Johns pipe..." again, just the thought of that name made his cock throb harder... clouding every rational thought he could have, forcing his maw open and commanding his throat to moan... now every breath he takes, is a mix of his musky arousal and the smell

Domination/Submission, Dragon, Hypnosis, Jace, John, Male, Mind Control, Polar Bear, Science, daddy