Utierians
Utierians are a fictional sentient species originating from the planet Utier, a world known for its unusual geothermal activity and subterranean crystalline formations. Physically, Utierians are characterized by their silicon-based biology, which allows them to withstand extreme temperatures and pressures. They possess a unique crystalline exoskeleton that provides both protection and a means of subtle, iridescent communication through light refraction. Their sensory organs are adapted to detect vibrations and electromagnetic fields, as their home world is largely devoid of atmospheric light.
Socially, Utierians are organized into communal hive-like structures, where individual roles are fluid and determined by