How reindeer eyes change colour in winter to help them see in the dark
It turns out reindeers' amazing night vision is thanks to a strange 'mirror' in their eyes called the tapetum lucidum that is extra sensitiv..
https://www.newscientist.com/article/mg25634171-100-how-reindeer-eyes-change-colour-in-winter-to-help-them-see-in-the-dark/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home
https://www.newscientist.com/article/mg25634171-100-how-reindeer-eyes-change-colour-in-winter-to-help-them-see-in-the-dark/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home
