The Cradle, Ch2: Orientation
The squirrel suppressed an atavistic urge to scramble up into a nearby maple in search of safety.
Under the Light of Algol (Commission For Wolfboy9x)
The mutagens in his blood were reverting him back to an atavistic state, but rather than dooming him to life as mere hybridized animal, he could now _experience_ everything more fervently, indeed more completely, with no more layers of human complication to
Farren's Fixers 4: Inside Job
Zain most often went on all fours anyway, because of his size, and his somewhat atavistic frame, but koben was used to walking upright most of the time. this would take getting used to, and koben would have to be careful.
Judy Hopps, Corporate Cop: Part 1
Judy thumped her foot in frustration, an atavistic behavior she'd picked up from her mother, as the door swung shut. "i'm not going to be printing off a hundred parking tickets a day. i'll print two hundred tickets, before noon."
Cruisin for a Bruising
His ancestors had done so before him, so it stood to reason some sort of atavistic muscle memory would allow him the basics of reptilian locomotion.
From the sea to the sea!
With an unearthly, atavistic snarl, the panther pounced on her with jaws wide. teo saw the alembic flare brightly between his fingers as he pressed it to her side.
The Distant Year - CHAPTER 5
Looking upon me with those beautiful eyes full of love, and a promise of days yet to come," he all but whispered, and the touch of his hands over her womb, what had once thrummed with atavistic, predatory hunger — now sang in her blood with patient anticipation
The Dogs: Not Exactly Night - Episode XVII
Something insidious crawled out from some decrepit corner of his brain as he felt orgasm nearing - a territoriality, something so atavistically primal it must have arisen from the very origins
Stellar Dreams Chapter 8
He was entirely unsurprised when he saw the list of council members that would attend, as they all were the most xenophobic, atavistic, or greedy of the bunch. he was surprised though when he received a transmission from n'tanya.
At Second Glance, the Gods
Felix found it slightly unnerving, to be reminded of what lay beyond the pale of the cities--the wild and the atavistic--but curiously invigorating as well.
Firefox Chapter 08
"atavistic disassociation?" victoria asked seriously. "or something like that," firefox agreed. "i know there's something wrong with the way i'm thinking now. wait.
Autumn Reunion
Jaime panted as he pushed and thrust against giovhanni more firmly, the passion of their embrace gripping him and urging him on quicker and more atavistically.