Sentences with phrase «night during migration»
Moore and colleagues decided to answer the question by putting seven captive Swainson's thrushes, which are normally active in the day but fly at night during migration, into a cage and providing artificial sunrises and sunsets to mimic the migratory season.
http://www.sciencemag.org/ Not exact matches
At night, while their free - living counterparts were flying, the captive animals were fully awake and performed normally on learning tests, which suggests that the birds don't sleepwalk during their migrations.
However, at mid-slope depths there is an abundant and diverse ecosystem where a huge volume of animals make daily vertical migrations to feed at the surface during the night.
«The circadian rhythm guides these animals through a daily migration, to deep waters during the day to hide from predators and shallow waters at night to feed.
Behavioral experiments have shown that night - migratory passerine birds can use a magnetic compass to orient during migration [e.g. 1], [2] and recent data suggest that the magnetic compass is used as the birds» primary compass in mid-air during real migratory flights [3].
During their extended migration they swim day and night, not sleeping.
We have seen Moscow at night, Kenya during the annual migration and people - watched on Halloween in Vegas.