Nutrition and reproductive capacity in fish

Abstract

they lick the surface of her body and is passed on from one individual to another. This substance inhibits the worker bees from building brood cells for new queens. It also inhibits the development of eggs by laying workers. Whether this is a direct effect of the 'queen substance' on metabolism or whether the substance serves merely as a token stimulus to the central nervous system, causing the release of the appropriate hormones, has not yet been established (Butler, 1954, 1956;