sentence: Some dragonflies change their resting position to prevent overheating.
sentences_after: They may use a handstand-like position to prevent overheating on sunny days. The abdomen is raised until its tip points at the sun, minimizing their surface area exposed to the heat. The position is called the 'obelisk posture'.
concept_name: dragonfly
headings: Dragonfly Adults Thermoregulation
categories: Odonata