True night has wings
Raak's fangs glinted as he tightened his wing fold like a boa constrictor tightened its body around its catch.
Snakeskin - Rank Promotion
It was a solid black, simple design that looked like a plain boa constrictor that ended with a collar on the neck. zach continued to kneel with his head down as the edge of the rubber slid down on his hair and down the flesh of his face.
Clydesdale Colonoscopy
The clydesdale dropped his undies and quickly sported a rapidly stiff monster of a cock like a boa constrictor or a small lampost.
Eight Days at Renzyl's: Day Six
Conri slowly walked closer as his entire body crouched slightly to look at the creature, which on closer glance looked like a completely smooth boa constrictor snake complete with head. "what is it?"
Thus Spoke the Horse Cock
I slid out from harold's ass and my flaccid and flexible body enveloped the fat cat's body like a boa constrictor taking hold of his prey. "it's all over between you and me, zeno!" i yelled with emotion. "from now on, i belong to this sexy man of a cat!
The First Mission
"that's good news," a boa constrictor spoke up, spitting on the ground beside him. "that means i can just knock him in the nuts and end this quick."
THE WRONG SCENT
Fortunately he did not encounter any of the several poisonous snakes or boa constrictors that lived there. he ate a small meal of rice with fish and turned in. he did remember to remove his clothes and put them outside of the tent before he fell asleep.
Hellfire
A huge snake, as large as a boa constrictor was slowly growing from her tailbone. inch by inch it grew, shedding its skin over and over as the scales covering it adjusted to its length.
Elsewhere, Chapter 5: Reunion
Since we can probably rule out an alien with a hand big enough to do that because nothing that size would fit in here...maybe something like a giant boa constrictor?" they turned and looked at each other. "kamala!" both of them said.
Elsewhere, Chapter 4: Lab Rats
"think i pulled a muscle when i did that boa-constrictor thing a while ago." she pointed at a spot on her right side, roughly halfway down the length of her body. "i hope that's all it is."
A Shiny Close Enounter (1/2)
When the now foot long cock in the parasite's hand finally settled to a mere dribble the human that had been in the bed was gone, replaced with a ten-foot long rubber boa constrictor naga that continued to wiggle and writhe under the wolf's touch.
Jade`s adventures Volume: 1 The beginning of the story
Hello jade , have a seat, says the small boa constrictor, pointing to the chair. "thank you, professor semyonov," said the cobra and carefully sat down on the edge of the chair, preparing to listen carefully.