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Latest Smithsonian Migratory Bird Center Stories

350359cdf753279674046b0fd4c9b5571
2011-03-31 08:31:15

Instinct and the annual increase of daylight hours have long been thought to be the triggers for birds to begin their spring migration.


Word of the Day
obdormition
  • Sleep; the state or condition of being asleep.
  • The state or condition of numbness of a part due to pressure on a nerve: as, the obdormition of a limb.
The word 'obdormition' comes from a Latin word meaning "to fall asleep".
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