Agile wings, and compound eyes with good near and far vision, also make the carnivorous dragonflies into excellent natural hunters, welcomed by farmers as beneficial insects.
靈活的翅膀，加上銳利的複眼，遠觀近看皆宜，肉食性的蜻蜓也是天生的捕蟲高手，農民眼中的「益蟲」。