National Geographic on Instagram: "The town of Vestmannaeyjabær in the Westman Islands happens to sit in the middle of the largest puffin colony in the world. And every summer, hundreds of townspeople search their village for wayward puffins, take them home, and in the morning throw them off a cliff. The pufflings' parents have left the islands at that point, and if a puffling goes in the wrong direction, they're unlikely to find their way back to the sea without help. Under the cover of darknes