Breeder Hippo
Your massive ass cheeks spread open as your chubby asshole begins to poke out, finalizing your physical changes. "i want you to breed, you big boy", she smiles.
What's the Measure of a Man? I Don't Know But My Tail is Three Feet Long
Talbot, but also hide the physical changes as he slowly transforms into something that would be better seen in a freak show. a reupload to cap off the story. check at the end for an expanded author's note.
The Nameless Creature
The creature was announced as a male around the age of three; and by the age of ten the physical changes were very noticeable in him. he had grown to over five feet and his wing span had grown proportionately.
Silver Nights - Chapter 1
It showed no physical changes yet, but, she was not to be hasty.
The Hayashi clan and Mayumi.
Mayumi also acquired some physical changes, her left eye became green, her teeth and jawbone became many times harder, and her bite muscles became stronger, she could now probably bite through a horses femur.
Umbreontaur
Nothing visibly changed, nothing physical changed at all. the two girlfriends continued to cuddle, giving each other a few kisses, passing the toy between the two of them, simply relaxing.
Point proven
The smell showing that the daemon finally had merged within dara's spirit permanently, all that was left was for the physical changes to take place.
Commish: A Surprise Transformation (chapter 3)
But one evening she physically changes and for a short while becomes a monster. unable at first to understand what has happened, she struggles to keep her secret, well... secret, as the transformations get worse and last longer.
Invention of the Week #1: The Maid Machine
Michael's feet became small and dainty, not unlike her hands as the physical changes ended, but there was still the matter of the uniform! her shoes became a pair of short heels while her socks became incredibly long, reach just past her knees.
The Mook Maker, Chapter 37: Each To Their Own
Ironically, there still weren't any physical changes, at least not noticeable ones i was aware of.
Walls Book 1 - Ch 12 : Tools
Or are there... other kinds of physical changes?" i asked. "correct, the cosmetic changes are done, but there are other physical changes that won't be finished for many decades." "and what kind of changes are that?" i asked.
Chemistry Lessons: Base Reactions
Of course, k was a fan of the gender switch, the utter physical change this had to have been a man at some point.