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Test Kit

It's for _after_ a heat cycle." caden pointed at the small dark crystal. "that is a test crystal for confirming gravidity.

Adolescent, Adorable, City of Wings, Dragon, Dragoness, Drake, Egg, Fledgling, Friendship, Heat, Oridian, Pregnancy, Slice of Life, Teenager, Teenagers, gravid

Keeping the Bloodline Pure Chapter 4

Clearly your body is experiencing it's heat cycle! which i cornelius must make sure to quell the burning heat within you, in order to make sure the fruits of your loins are properly tilled and made to bare."

Age Difference, Bareback, Blowjob, Blush, Boobs, Boy, Breast, Breasts, Breeding, Cock, Consensual, Cowgirl, Creampie, Cum, Cumshot, Cunnilingus, Dog, Domination/Submission, Ejaculation, Erection, Erotic, Facesitting, Facial, Felching, Fellatio, Female Ejaculation, Fingering, Forced Sex, Fucking, Girl, Handjob, Hard-On, Heterosexual, Humping, Impregnation, Incest, Internal, Kinky, Knot, Lust, M/M/F, Mild Erotica, Money Shot, Naked, Naughty, Nude, Nudity, Oral, Paw, Pawing, Plump, Precum, Pregnancy, Pregnant, Pussy, Reverse Cowgirl, Riding, Secret Love, Seed, Semi Consensual, Sex, Sexy, Sheath, Story, Straight, Teen, Tied, Tits, Topless, Twincest, Twins, Underage, Vagina, Vaginal, Vulva, Weight Gain, Wet, Yiff, Yiffy, cum inside

Just How Nature Intended

cycle to be worried about.

Anatomically Correct, Breeding, Canine, Creampie, Cum, Female, Feral, Hardcore, Impregnation, Knot, Knotting, M/F, Male, Outdoors, Penetration, Realistic size difference, Sex, Size Difference, Straight, Transformation, Vaginal, Werewolf, Wolves, cum inside, tf

Anthropia: Beast Folk Biology

A heat cycle occurs randomly, it depends on the birth date of the female in question, but thankfully, it only strikes once a year, and the first heat doesn't occur until after they reach puberty.

Chimera, biology, explanation

Pidgeot Valley (Why They Left It)

One poor female pidgeot had been held down during the heat cycle, but instead of semen she found her cunt being filled with dog piss.

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Sating the Beast

During their first heat cycle to sate the beast however he saw fit.

Amasii lion, Bestiality, Bondage, Feline, Feral, First Time, Forced, Forest, Fox, Heat, Impregnation, Keynari, Knot, M/F, Public, Rape, Tie, Underage, Virgin, Vulpine

Mummy's Craving

In the next forty eight to seventy two hours she will be beginning her heat cycle. cursing her bad luck that on top of seeing her son naked this mess would be visiting. on average most female anthro's cycle lasts for roughly eighteen to twenty days.

Blowjob, Breast Play, Breeding, Death (not in Yiff), Dragon, Dragoness, Heat, Incest, M/F, Mother, Oral, Son, Story Request, Teasing, Tit Fuck, Vaginal, prengnacy

Teamwork

Kurama was lying next to me and her tails flicked as i realized she was entering her heat cycle early. i sat up and she looked at me with a set of needy eyes, her ears flicking now too.

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Answering Natures Call

I went into my heat cycle again and i need you to take care of it please!" tsenturi begged as her moist slit quivered in his presence. "tsen... you're not on the pill and i don't have any condoms..."

Cum, Doggystyle, Impregnation, M/F, MILF, Missionary, Oral, Reverse Cowgirl, Vaginal, Wolf

Breakhorn Huntress II

Pyxis felt her pleasure continue to climb, driven by her frantic rubbing and quickly accelerated by her heat cycle.

Adolescent, Adult Content, Aroused, Bathroom, Dragon, Dragoness, Erotic, F/solo, Female, Feral, Fingering, Heat, Heterosexual, Infatuation, Inserting, Masturbation, Mild Romance, Orgasm, Pawing, Penetration, Pussy, Quadruped, School, Solo, Straight, Tail, Tail Sex, Teenager, Teenagers, Vagina, Virgin, Vulva, Young, Young Love, Young adult

The Fetish Plant - Chapter 01

This time the reformation was easier and in a mere hour it had recreated it in her perfectly, making sure it started her heat cycle again.

Crossdressing, Gender Shifting, Mind Control, Other/Herm, Plant, Raccoon

Commission: Thalia's Mate

Although anthros were many, many steps from their feral cousins, a few things still held over from the process of evolving, not the least of which was a heat cycle.

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