How Do Emperor Penguins Survive the Antarctic Winter?

Male emperor penguins stand on the Antarctic ice for about four months without eating, balancing an egg on their feet. We go through the harsh conditions, the egg handover, feathers and fat, body heat, cold feet by design, the rotating huddle, the cost of fasting, and their record dives. Footage: Pixabay; Wikimedia Commons: Blagoj Klincharski (CC BY 3.0); Christopher Michel (CC BY 2.0); Discovering Antarctica (CC BY 3.0); Zitterbart D, Wienecke B, Butler J, Fabry B (CC BY 2.5). Photos (Wikimedia Commons): Christopher Michel, Ian Duffy from UK (CC BY 2.0); The original uploader was Mtpaley at English Wikipedia. (CC BY 2.5); Hannes Grobe/AWI (CC BY 3.0); Hannes Grobe, Alfred Wegener Institute for Polar and Marine (CC BY-SA 2.5); Brocken Inaglory Original uploader was Brocken Inaglory, Struthious Bandersnatch (CC BY-SA 3.0); Dafna Ben nun (CC BY-SA 4.0); Jose Lopez, Jr., US Embassy New Zealand (Public domain) Music: original composition. #penguins #emperorpenguin #animalfacts #antarctica #nature