Tagged Arctic Terns from Greenland & Iceland have been recorded flying an average of 70,900 km per year, while birds from the Netherlands average 48,700 km.

The Great Auk (Pinguinus impennis) was a remarkable species of flightless bird belonging to the alcid family. Native to the North Atlantic region, this penguin-like bird was characterized by its distinctive black and white plumage, with a large white patch on its belly.