green gland (ARTHRO: Crustacea) Excretory glands on the antennae of crayfish and other Malacostraca; antennal gland.
green pigments (ARTHRO: Insecta) A synthesized pigment that gives a green color to the blood and epidermal cells, even without chlorophyll. see insectoverdin.
gregaria n. [L. grex, flock] (ARTHRO: Insecta) The high density phase of locusts and some caterpillars during which they are gregarious and/or migratory. see solitaria.
gregarious a. [L. grex, flock] Habitually associating in groups or colonies.
grege, greige see silk gres see sericin gressorial a. [L. gressus, step] Adapted for walking.
gribble n. (ARTHRO: Chelicerata) A small wood-boring isopod of the Limnoriidae.
griseous a. [ML. griseus, gray] A white color mottled with black or brown; light gray; bluish gray.
grooming n. [OF. gromet, servant] To make neat; the cleaning of an animal by itself or others.
group n. [F. groupe] A number of related taxa; a series of closely related species within a genus. see complex.
group effect Alteration in behavior within a species or group by nondirected signals.
group predation Hunting and securing prey by groups of cooperating animals, i.e., army ants.
growing-molt A molt that results in a larger size, but no changes in characters or form.
growing tip or point (BRYO) Proliferating distal extremities of the colony.
growth n. [A.S. growan] 1. The development of an organism by assimilation. 2. A morbid formation, as a tumor.
growth hormone Any of various growth promoting hormones.
growth lines (MOLL: Gastropoda) Surface marking of the shell, denoting a former position of the outer lip.
growth period In germ cell development, the period in which they increase greatly in size and during which synapsis occurs and the tetrads are formed.
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