How Do Birds Sleep During Migration?



Migratory birds, such because the frigate chicken, undertake long-distance journeys the place sleep turns into a important problem. Frigate birds can sleep whereas flying, a conduct noticed by means of EEG research, revealing their use of uni-hemispheric slow-wave sleep. This permits one mind hemisphere to relaxation whereas the opposite stays alert, typically preserving one eye open to watch the surroundings. Regardless of sleeping throughout migration, frigate birds spend lower than 3% of their time in sleep, preferring to remain awake. They get well misplaced sleep as soon as they attain land. REM sleep, essential for all vertebrates, is considerably shorter throughout flight, lasting solely seconds. Completely different migratory birds have various sleep methods, from temporary naps to minimal sleep, making their conduct an interesting topic for researchers.

#sleep #birds #migration

References:
https://doi.org/10.1038/ncomms12468
https://doi.org/10.1098/rsfs.2016.0082
https://doi.org/10.1016/j.cub.2019.07.028
https://doi.org/10.1016percent2Fj.conb.2017.04.010

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