Arctic krill use twilight to guide their daily rhythms through the polar winter

Journal Reference: Jonathan H. Cohen, Kim S. Last, Corie L. Charpentier, Finlo Cottier, Malin Daase, Laura Hobbs, Geir Johnsen, Jørgen Berge. Photophysiological cycles in Arctic krill are entrained by weak midday twilight during the Polar Night. PLOS Biology, 2021; 19 (10): e3001413 DOI: 10.1371/journal.pbio.3001413 The researchers measured midday light intensity during winter months in the … Read more