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Milk, No Sugar

"healthy male cetaceans aged between 18-35 for semen collection study. payment offered." he thought about it, shook his head and turned the page, a few minutes later finding himself flipping back and staring at it again. he could use the money.

Chemical Use, Dolphin, M/M, Machine, Milking, Mind Control, Orca, Orgasm Denial, Teasing, Toys

Stable Lads

A breeding device, sometimes used for semen collection in feral stallions stood in the centre of the room.

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Striped Shenanigans

Vee could only assume that the remainder of the space was used for regular mating between two horses rather than semen collection.

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Up Close and Personal

Stephanie had seen semen collection being done to other species before, and she knew it was all a part of a breeding farm's job.

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Polaroid: Donor of Record

We're going to do that with this tool called the ejaculator 2000 semen collection system. it will attempt to bring you to full arousal and then collect your semen as you ejaculate." he paused.

Fox, M/solo, Machine, Masturbation, medical

Rare Earth, Common Ground: First Contact - Part II

| will subject {karth moonssong} submit to sperm collection? | the impartial, uncaring ai asked the wolf directly. karth thrashed about in his unmovable binds with futile resistance. "no!" karth whined out.

Human, Kissing, M/M, Medical Procedures, Predicament Bondage, Sci-Fi, Wolf

Tyler x Shadow: Chapter Twenty-One

He gently brushed his tongue over her puffed and stretched lips, making her shiver and sigh and some of their combined sweet and salty jizz collect on his taste buds.

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Sucia Labs Chapter 1

Remington growled as he opened the door to the sperm collections room. like a true gentleman, he gestured for kelia to go in first. "ladies first." as kelia walked by him into the collections room, she was surprised at its size.

Flirtation, Hermaphrodite, Machine, Male, Naughty, Science Fiction, Series

The Price of Loyalty (Part 1)

, she thought to herself with delight, feeling more of his cum collecting in her womb, creating a small pool inside of it while they continued to kiss, not letting up for a moment during this most intimate time.

Beaver, Impregnation, M/F, Twincest, Vaginal Sex, inbreeding, insemination

Dukey's Side Hustle

For a moment he panicked and let the ropes of strong tasting spunk collect in his muzzle. the human sighed deeply and pulled his cock free, leaving dukey to hold the salty load in. ”hehe. it's okay. just swallow…” the host encouraged.

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Fertile Soil - Chapter 5

On top of that, he didn't wanna have to be involved with the 'sperm collection...' that could get a bit messy, and was beneath him besides. "ahhh yes, fascinus." dr. greenly snickered.

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Lion's Din

I'm going to keep her," he laughed, looking at the lion, whose jizz collected with his mane at his feet. "if you think that's too bad, i don't want to hear it. she was always mine. consider what you and her had a loan."

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