Go Nuts
As he reaches his quarry, the biped canine walks in front of the bound rottweiler and kneels down to meet his gaze. as he stares down that blunted muzzle, he sees fear and apprehension in those big, brown eyes.
Taurnado
He was bigger and stronger than any biped, but he had the intellect and control to make good use of those gifts. at least, until he couldn't help but rut her like a feral. then it was just _fun_.
The Essence of a Dragon chapter 2: Dragon Games
"at least you've fulfilled your pledge to them by yourself, without the aid of a bipedal of any gender, or a male dragon.
Network Lore - Elshaan Species
Their species includes two subspecies: iturs, who are bipedal, and aturs, quadrupeds who form a special cast inside their community. their society is the first advanced one discovered on their planet.
Distant Light ~ Prologue
The feiroan species - an intelligent and bipedal wolf-like race - had long since evolved beyond their natural lineage and developed space-faring technology, broadening their horizon in search for the others spoken of in their common mythos.
A Gryphon's Tail, Part II
She wasn't really sure what to think, honestly, given her lack of experience with the sexual organs of bipeds, but she was fairly certain the plumbing was at least a little similar to that of a male gryphon.
KPA Chapter 1: The Perils of De-Evolution
The twelve-sided shape popped open mid-flight, a black fluid sliding out and taking the form of a ten-foot tall bipedal dragon-like creature.
Evolutionary Curiosity
Anybody that tells you that bipeds are better evolved should re-evaluate that position.
The Rutting Season
There was also the fact that he noticed some of the passers-by - feral and bipedal both - glancing or even staring at him, no matter how much he tried to ignore it.
[COM-22] A Twist in the Myth Part 1
Given that his natural form was a blend of biped and quadruped already, the shift from that to a lithe, traditional biped female didn't seem like that big a deal to him.
Beauty and the Wolf Chapter 1
Their appearance shifted from two normal teenage boys into two bipedal wolf men at least seven foot tall and all muscle. they then ran into the forest yipping at each other and enjoying the freedom of being in wolf form for a while.
Ryan's Story Part XXI
He decided to stay in his bipedal form for the time being. he wore the color and necklace he had been given at the last dinner, tugging at them both from time to time, not being used to wearing such things.