Sit, girl
As this was the natural mating position of many animals- this gave him more room to work with... but we can't have that, now can we? no wasted space. rex started to grow, changing proportions to better match her insides in this new position!
A hero is born
Gatomon said, "sooner or later you're natural sex drive will take over. but for now i'll continue to guide you. she reached her arm back and pulled him behind her. he set him up. she rubbed her back against his penis. he was already moaning.
I Love You, Forever (Part 3)
I could already start to feel my balls growing a bit heavier and more excited as if they were well aware i was having natural sex with alicia; but they weren't ready to spill their payload into her...at least not yet.
Demon Bat
Someone who would love me naturally, fuck me every day, for eternity, claim my ass and body, make me his, pop me when he wanted. only to bring me back and fuck me. fill me. pop me again and again. but never kill me.
[Comm] First Time At Daycare
Were sylveons really such natural sex fiends that cum tasted better to them? not that she was complaining as she gave his length a few more licks before taking it into her mouth.
Sonic the Hedgehog: Days of Knothole Chapter 1
He soon began to move rhythmically, his natural mating instincts taking over for him.
Happy Anniversary, Sapphire!
Although my knot had returned to its normal size, my shaft remained fully exposed and erect as a result of my natural sex drive in combination with some of the effects of the kaorin berry.
Never lose hope part 3
Even if he was very slim and an inch shorter than me (i'm 6'3), he was naturally fucking strong and had one hell of a gun in his arm (we gently began to call him the scallion rifle), so the baseball coach gave him the center field.
Demon's Lust: Chapter Three
It thought it would do well to unleash his true nature, fucking and lusting after all in his path. they wouldn't be suitable to feed on if they were not willing anyway, so where was the harm?
Kinktober Prompt: Prime Part 3
Timeo rolled his eyes but smiled good naturedly. 'fuck you too. you seen the crowds out there?' 'i did. 'swhy i'm here. that beauty comin' into harbour is full of money and my old man has a stake in it.'
Initiation, Part 1
He was going through the motions he'd found that had worked before--highlighting his masculinity, accentuating his natural sex appeal, giving just a teaser of what was available and drawing his audience in for a closer look.
The Goat Farm 3
Only the natural mating, like what he had just witnessed out in the 'encounter area', was very quick. high speed photography slowed things down enough to be able to see it.