The birds spend most of their lives in the open ocean. Observing birds at sea is nearly impossible, so much about puffins remains a mystery. Ecologists like Erpur Snær Hansen, who leads a team at the ...

These 28 islands are home to an array of wildlife, including puffins and seals, and even offer opportunities for scuba diving. The largest and most well-known of these is Inner Farne, once the ...