"It had a mouth like that of a great beast, and gnashed its teeth as it strained to reach us. I am thankful it possessed no means of locomotion."
Maybe when the winter days get short, the trees can get hungry.
— GURPS Space
Incendia slowly made her way through the thick undergrowth, trying not to focus on what Jigsaw and Tiptoe were engaging in behind her, when a plant unlike any growing around it caught her eye. It appeared to be a gaping blue-green maw on a stem, with shining dark brown teeth. As she approached, the plant had lashed out at her with that strange mouth, slicing a deep gash in her flank and causing her to cry out in pain and surprise.
—Antipodes, Chapter 30