2500 results for testosterone.

- [Knothole High: Playing the Field](https://fse.anthro.fr/stories/291402-knothole-high-playing-the-field.md)
  Author: Nex_Canis
  Tags: Canine, Cock, Cum, Highschool, Husky, Incest, Knot, Locker Room, M/M, Muscle Growth, Muscles, Musk, Pheromones, Transformation
- [Gunther's Warlord 5](https://fse.anthro.fr/stories/329777-gunther-s-warlord-5.md)
  Author: SuperWaffle
  Tags: Cock Growth, Ejaculation, Kissing, M/M, Muscle Growth, Muscle Worship, Wolf
- [Sex R&D part 1 - Serum 87Z](https://fse.anthro.fr/stories/482718-sex-r-d-part-1-serum-87z.md)
  Author: porterjoe
  Tags: Character Development, Cock Growth, M/solo, Male/solo, Mild Bondage, Mild voyeurism, Sci-Fi
- [Human in lion world part 1](https://fse.anthro.fr/stories/964336-human-in-lion-world-part-1.md)
  Author: Nalalover94
  Tags: African Wild Dog, Daniel, Human, Lion, Lioness, Nala, Simba, Siri, Zuri, nuka
- [Polar Bear Boss Bred](https://fse.anthro.fr/stories/1813383-polar-bear-boss-bred.md)
  Author: Claude Lion
  Tags: Bear, Birth, Breeding, Cunnilingus, Cunt Boy, Fingering, Grizzly, Humping, Impregnation, Male, Male Pregnancy, Polar Bear, Public, Public birth, Rimjob, Shower, Shower Sex
- [Mansion of the Marchioness Part 1](https://fse.anthro.fr/stories/1329211-mansion-of-the-marchioness-part-1.md)
  Author: dancing6666
  Tags: Adult, Adult Content, Alternate Society, Anal, Anthropomorphic, Authority, Bareback, Bovine, Breathplay, Buff, Bull, Butt, Cat, Circumcised, Cock, Cock Worship, Cum, Cum Digestion, Cumming, Cumshot, Deep Penetration, Deep Throat, Deep Thrust, Dick, Domination/Submission, Ejaculation, Erection, Erotic, Explicit, Fantasy, Feline, Fellatio, Femboi, Femboy, First Person, Fucking, Gag, Gagging, Gay, Hard-On, Intro, M/M, Master/Slave, Oral, Orgasm, Penis, Plot Development, Rough Sex, Seed, Sex, Sexy, Size Difference, Slave, Slavery, Speciesism, Story Progression, Story Series, Sub, Swallowing, Uncut
- [Growth Negligence [TSR]](https://fse.anthro.fr/stories/1886675-growth-negligence-tsr.md)
  Author: Darknevoir
  Tags: Cum, Gay, Gigamacro, Growth, Hyper, Hyper muscle, Lombax, Macro, Male, Masturbation, Megamacro, Muscle, Muscle Growth, Muscles, Musk, Ratchet, Solo, muscular
- [Endurance Research - Charizard and Lucario TFs](https://fse.anthro.fr/stories/1980045-endurance-research-charizard-and-lucario-tfs.md)
  Author: WyraachUr
  Tags: Charizard, Dragon, Gay, Jackal, Lucario, Male, Mm, NSFWDef, Pokemon, Potion, Science, Sex, TF, Thronezwei, Transformation, Wyraachur, change, pocket monster, research, shiny
- [The Application - 3](https://fse.anthro.fr/stories/576242-the-application-3.md)
  Author: SuperWaffle
  Tags: App, Application, Cock Growth, Cum, Ejaculation, Fox, Horse, M/M, Muscle Growth, Muscles, Smartphone, handicapped, phone, wheelchair
- [The Pride of the Pride Lands [PTRN]](https://fse.anthro.fr/stories/2024133-the-pride-of-the-pride-lands-ptrn.md)
  Author: Darknevoir
  Tags: Feral-to-Anthro, Gay, Growth, Hyper, Hyper muscle, Lion, Macro, Male, Mega-hyper, Muscle, Muscle Growth, Muscles, Musk, Self-worship, Simba, hairy, hirsute, muscular
- [revenge](https://fse.anthro.fr/stories/95014-revenge.md)
  Author: HornyBunny
  Tags: Cock Growth, Dog, Fox, Hermaphrodite, Horse, Incest, Lactation, Light Bondage, Other/Herm, Punishment
- [Charana and Elvey](https://fse.anthro.fr/stories/1330474-charana-and-elvey.md)
  Author: ShamanSquirrel
  Tags: Bestiality, Big Balls, Centaur, Centauricorn, Cum Inflation, Equine, Feral, Ferret, Hybrid, Hyper, Inflation, M/F, Mare, Master/Pet, Mustelid, Potion, Sci-Fi, Semi-Anthro, Size Difference, Skunk, Squirrel, Taur, Unicorn, Zoophilia, dna, planet

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