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On the rocky, windswept coast of Iceland, the puffins are returning. These stout and comical avian adventurers have spent the winter at sea, swimming, floating and fishing, and now it’s time for them to breed.
Surviving the harsh winter at sea is one thing, but what really impresses me is their navigational ability. They don’t have a fixed migration pattern—each bird covers hundreds of miles on its own route around the North…