By Lyndsay Mos
Health Correspondent
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Health Correspondent THE secret of how birds know to sing in springtime has been discovered by researchers in Scotland and Japan.
A key part of the brain in birds is affected by seasonal change. The team found that, when birds are exposed to more light, cells near the pituitary gland release a hormone that sparks a series of reactions, making them ready for the mating season, when they sing more to attract a partner.(read more...)
