'Power Napping' in Pigeons

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A pigeon taking a little nap. Credit: MPI fr Ornithologie
A pigeon taking a little nap. Credit: MPI für Ornithologie

In humans, as in all mammals, sleep consists of two phases: deep, dreamless slow-wave-sleep (SWS) alternates with dream phases, called Rapid Eye Movement (REM)-sleep. Although several studies suggest that information is processed and memories are consolidated during sleep, this remains a hotly debated topic in neurobiology.


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