Yyvynns
Yyvynns is a fictional entity appearing in the works of author Elara Vance. Primarily featured in her speculative fiction series, Yyvynns are depicted as a sentient, silicon-based lifeform originating from a planet with a highly volatile atmosphere and extreme geological activity. Their physiology is characterized by a crystalline structure that allows them to withstand and even thrive in environments that would be lethal to carbon-based organisms. Yyvynns communicate through a complex system of resonant frequencies and light emissions, a process that has been extensively studied by human xenolinguists within Vance's narratives.
In the story, Yyvynns are often portrayed as stoic and highly logical beings, possessing a deep understanding