mosquito hawk

(noun) slender-bodied non-stinging insect having iridescent wings that are outspread at rest; adults and nymphs feed on mosquitoes etc.. Synonyms: dragonfly, darning needle, devil's darning needle, sewing needle, snake feeder, snake doctor, mosquito hawk, skeeter hawk.

(noun) mainly nocturnal North American goatsucker. Synonyms: nighthawk, bullbat, mosquito hawk.