brown fat(redirected from hibernating gland)
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One of two types of fatty tissue in mammals, especially in newborn infants and hibernating animals, that is composed of dark-colored cells containing numerous mitochondria and lipids, which are converted into body heat.
(Physiology) tissue composed of a type of fat cell that dissipates as heat most of the energy released when food is oxidized; brown adipose tissue. It is present in hibernating animals and human babies and is thought to be important in adult weight control
brownish yellow adipose tissue that accumulates in hibernating mammals, producing heat if the body becomes too cold.