nervures n. [L. dim. nervus, nerve] (ARTHRO: Insecta) 1. The tubular wing veins. 2. Branches of the tracheal system.
nesium n.; pl. nesia [Gr. nesion, an islet] (ARTHRO: Insecta) In scarab beetle larvae, one or two sclerotized projecting marks between the inner end of the dexiotorma and crepis; when two are present, termed nesium externum and nesium internum; chitinous plate of Hayes.
nest n. [A.S. nest] (ARTHRO: Insecta) A dwelling of social insects in which young are raised and reproductive females lay eggs; may be a burrow or hollow in soil, log, etc., or be constructed of materials brought to the site, or materials elaborated by the individuals in the colony.
nestlers n.pl. [A.S. nestlian, to build a nest] (MOLL: Bivalvia) Clams nestling in cavities or concealment in clay or among dead shells that occasionally produce variations in shell shape.
nest odor (ARTHRO: Insecta) In social insects, the distinctive odor of a nest that enables its inhabitants to distinguish the nest from those belonging to other colonies or the surrounding environment; hive aura/odor. see colony odor.
nest parasitism (ARTHRO: Insecta) In Isoptera, one species of termite that lives on the carton walls of the nest of the host species.
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