The Lone Fox (how Sapphire and I met)
"well...it's because i have hyper-fertility and i can ovulate many times, even when i'm already carrying kids inside me", shi answered.
[COMM] Potion Problems
That 'infection' spread like wildfire, not even needing half a day for the entire country to be affected, and before the sun had even set every last person on the planet had been turned into hyper-virile, hyper-fertile, hyper-productive sex gods
Date or Duel?
The hyper-fertile seed splattered down onto his body, and he held tight to his cocks with his lower pair of arms, as the top pair ground all that cum into his scales, over the glowing markings of all those who were contained in his latest conquest.
Highschool Love: Hospitality
So that, plus the habit of hyper fertiles sometimes generating extra eggs in their mates, the dragon was soon pregnant, twenty four times over. a few would take after eca, some after al, some after trevor. and a few were very much mixed breeds.
The Center of the Universe
Her hyper-fertile body swelled, larger and larger still, well over thirty feet long not even counting her tail or ears.
Farr and the Milk of Eternal Life
She'd said she couldn't have sex lest she risk getting pregnant; perhaps her hyper-fertility extended to even farr. considering the added effects of the fertility potion that farr had given her, that was almost assured.
Solving The Fertility Crisis
Thousands of eggs were being created every moment as she was becoming so huge that segmentium was being cast in shadow by the vastness of her hyper fertile form.
Gone Horribly Right
Her entire rear had grown tremendously with her hyper fertility, giving her a quite distinct pear form as her front body hadn't expanded in proportion. aaron faced a somewhat similar problem.
The Conqueror
"i love having you so deep in me, my mate... tomorrow you can fill me again.... and the next day... and the next..." she said, smiling, extremely happy as she gazed at her husband, love filling her eyes "so you're hyper fertile... mmmmm, that might
Hooves in the city of Nodd...
It would be far more fun to watch the look of horror on the other's muzzle, once he realized that his hyper-fertile, hyper-valuable seed was losing its potency and price.
Ghostbusters Regenesis - AU - Dragon's Breath
They would be hyper fertile and eager to serve, ready to spread and to guard their kind. seth moaned harder and thrust back and forth as he laid his first clutch, pusing out six eggs, then nine, then twelve.
Birthday
Almost the entire population had mutated into huge and hyper fertile dragons. the number of those who had actually managed to make their escape was not more than a thousand.