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A Wolf's Tale

Her hormones were already flitting madly through her mind, clogging it up with pictures of mad were-creatures that would be mating her. again she shook herself to get rid of the thought. she was not quite ready to mate.

Cock Growth, Creampie, Cum Inflation, Deep Penetration, Doggystyle, Domination/Submission, Explicit, F/M, Femdom, Feral, Fucking, Growth, Heat, Humping, Hyperphallic, Hypertrophia, Impregnation, Inflation, Lupine, M/F, M/M/F, Mate, Mating, Outdoors, Piss, Sex, Size Difference, Stretching, Suspension, Tie, Tied, Urine, Vaginal

4. Inflation/Male Pregnancy

'since there are no female hormones in their body to keep it up, their bodies will eventually try to remove it on its own. 'since it can't, surgery is needed to do so.

Adult Content, Alcohol, Athlete, Blowjob, Breeding, Creampie, Cum, Cum Digestion, Cum Inflation, Cumming, Cumshot, Cunt Boy, Deep Penetration, Doctor, Ejaculation, Erection, Facesitting, Fucking, Gay, Impregnation, Inflation, Interspecies, M/M, Male Pregnancy, Mate, Mating, Messy, Missionary, Oral, Orgasm, Penetration, Pre, Precum, Rough Sex, Sabretooth Tiger, Seed, Swallowing, Vaginal

Aion's Rebirth - Public Transit 1

This was way better than paying the pleasure club for what might as well be a clinical hormone extraction, that was for sure!

Adult Content, Aphrodisiac, Ass, Ball Fondling, Balls, Bareback, Bisexual, Breast Fondling, Breasts, Canid, Carriage, City, Clit, Cock, Consensual, Creampie, Cum, Cum Inflation, Deep Penetration, Domination/Submission, Erotic, Exhibitionism, Explicit, Fantasy, Feet, Feline, Female Ejaculation, Footjob, Fucking, Group, Incest, Internal, Keld, Kinky, Knot, M/M/F, Multiple Breasts, Multiple Species, Muscles, Musk, Naughty, Nipples, Penetration, Pheromones, Public, Pussy, Rimming, Semi-Incest, Sex, Sheath, Short, Short Story, Stealth Sex, Straight, Tailhole, Threesome, Tied, Tongue, Twincest, Upskirt, Vaginal, Vaginal Plug, Vulkus, Yiff

Tales from the Lab: Stalled [Feral TFTG Cow]

And filled it full of hormones anyway! "fuuurrk! no!" dan gagged while his stomach brought up more cud to chew. sweat dripped off his slick back, and unknown hormones caused his udder to throb, and his parted ass to ache. "nngh..."

Cow, Feeding, Female, Feral, Hoof, Humiliation, Machine, Male, Milk, Milking, Robot, TG, Transformation, Transgender, Udder, Weight Gain, artificial, injection, insemination, surgery, tf, unwilling

Twin Mews 3 - Deep Inside

She could feel the hormones... the hormones flowing through her... and it felt great. slowly, the red stopped flowing and dried on the male's organ and the pain completely disappeared, only the pleasure remaining.

Anal, Ejaculation, Love, M/F, Pokemon, Romance, Secret Love, Telepathy

Through Charlene's Eyes (Part 3)

The test results had come back from the hormone test and i was told that it tested positive for the pregnancy hormone, confirming what i already believed to be true.

Fox, Incest, Knot, Love, M/F, Mates, Pregnancy, Pregnant, Twincest, Vaginal Sex, Vixen, brother/sister, secret

A Stormy Situation

He couldn't resist that hot bod of hers nor the rush of raging hormones. "c-can i join too?"

Age Progression, Age progession, Aged up, Akita, Birth, Border Collie, Brother, Canid, Canine, Collins, Crossgender, Cub to adult, Dog, Female, Gender Shifting, Gender Transformation, Genderbent, Genderswap, Growth, Impregnation, Labor, Male, Male/Female, MtF, Pregnancy, Pregnant, R63, Rain, Roni, Roni collins, Rule 63, Sex, Stormy, TF, TG, Thunder, Transformation, Transgender, birthing, genderbend, intercourse, situation, storm, tftg

Aliens Invade!

"we should administer the hormones to make it aroused," the first creature messaged. "it should be more calm and compliant once it has engaged in sexual acts."

Alien, Anthropomorphic, Aroused, Bovine, Cock Growth, Collar, Ejaculation, Erection, Farm, Forcedshifting, Growth, Hard-On, Light Bondage, M/solo, Male, Masturbation, Mindlink, Muscle, Muscle Growth, Nudity, Sci-Fi, Shapeshifting, Transformation

A wolf in the frat - 2 - A growing addiction

Synopsis: michael's focus and hormones grow out of control. his friends notice slight physical changes he didn't notice firsthand, but also some behaviour changes.

Cock Growth, Gay, Growth, Masturbation, Muscle Growth, Rippage, Story Progression, Transformation, Werewolf

Wombful of Research

Whether it was hormones or just the situation itself, sitting down and focusing had become a constant battle.

Anthro, Belly, Lupine, Male, Pregnancy, Pregnant, Story, Wolf, gravid, mpreg, vector

Pregnant Malpractice

Sawa wasn't even sure if it _was_ the hormones that were egging her on, now, or if she was just that turned on watching - not to mention listening to the wet, slippery sounds of - oshu getting rutted.

Creampie, Exhibitionism, Fennec, Fox, Gangbang, Husky, M/F, Otter, Pregnancy, Wolf, filming

Maternity by Moonlight

How will he handle the changes, the hormones and oh, dear god, the stretch marks?! and what of the pregnancy?what exactly will he/she be birthing? "god, how long has it been since i've had a vacation..."

Gender Shifting, Other, Pregnancy, Shapeshifting, Transformation, Werewolf