As Midwinter Day approaches in Antarctica – the longest and darkest day of the year – those spending the winter on the frozen ...

Food on the surface, protection from predators in the depths “Antarctic krill use the cover of darkness at night to feed on microscopic algae on the sea surface. During the day, the animals then seek ...

raudensis cultures with the natural phytoplankton community over the 6- week transition from Antarctic summer (24-h daylight) to polar night (24-h darkness). As solar radiation declined, natural ...