Seasonal and nocturnal <e1>migrations</e1> cause sleep <e2>deprivation</e2> in diurnal Swainson's thrush, Catharus ustulatus.
Seasonal and nocturnal migrations
Seasonal and nocturnal migrations cause sleep deprivation in diurnal Swainson's thrush, Catharus ustulatus.
<triplet> migrations <subject> deprivation <object> Cause-Effect(e1,e2)