Ridden Hard (Commission for Eric the Bull)
The bull opened his eyes and tried to look down, but his vision was obstructed by the white furred, toned belly and stiff cock of the ferret who was straddling his lap.
Natiq and Salome (dolphin/human vore)
It lurched forward with a powerful stroke of its flukes and without the obstruction of the air tank its beak stretched wider.
The Arrival (Part 1)
Trixie gagged loudly, unable to breathe with the obstruction blocking her airway. the stud on the other hand grunted with pleasure as her throat muscles, wet and tight, hugged his shaft.
Butting into Their Plans (vore story)
His body so far had let me slip in without issue, but feeling over the smaller tract of his colon with my paws, it seemed to be obstructed by his own weight, making the path too narrow to squeeze through.
Pushing Your Limits
With the very first blast, everything went dark--not because i passed out, but because my bloated body now obstructed my entire field of vision.
Elective Procedure
The dragon’s groaning was like an engine revving as the tip of the catheter rammed against the obstruction…and vakaris’s groan rose to a higher pitch before breaking in a powerful sigh as the catheter plunged past the obstruction.
Easter Morning
The gorilla extended his tongue and gave my crotch a long, slow lick that encountered no obstruction. the sensation was electricity shot through with fear. had he...?
Silver
He quickly lifted his head to see what the obstruction was. "jess?!?" dean said in amazement. the sight of her exited dean but it was she was doing that brought him to full consciousness.
The oldest trick in the book (bear/woman vore)
It was plain from the way it slid its paw in and felt around with its claws that some object was obstructing its breathing. the little bear, barely as large as she was and plainly little more than a cub, hacked and coughed.
A Trespass In The Wyvern's Territory
She turned and mewled in her sleep, making every effort to force the obstruction from her throat, but the wyvern did not care. she started to choke- and it felt divine. his cock pierced her gullet, down into her throat.
Hands & Hooves II
No longer obstructed, eyes glared directly at the raised ass of the human leaning against the sink.
Derrick the Swallower of Worlds Ch. 6
Pre spurted and sputtered from his obstructed piss slit. his right arm roughly pumped in and out of his cock. his tail continued to fuck his ass in pure reflex. all of these factors added up to his climax. which he finally hit.