Stokkan, Karl-Arne; Folkow, Lars; Dukes, Juliet; Neveu, Magella; Hogg, Chris R; Siefken, Sandra Katharina Christiane; Dakin, Steven C; Jeffery, Glen (Journal article; Tidsskriftartikkel; Peer reviewed, 2013-12-22)
Arctic reindeer experience extreme changes in environmental light from
continuous summer daylight to continuous winter darkness. Here, we
show that they may have a unique mechanism to cope with winter darkness
by changing the wavelength reflection from their tapetum lucidum (TL). In
summer, it is golden with most light reflected back directly through the
retina, whereas in winter it is deep ...