What is known as a now-extinct flightless bird and last seen on an island off the coast of Iceland?
There is no known flightless bird that was native to Iceland.
The only species of bird that is now extinct in Iceland is the great auk, which was a flightless seabird that was last seen in Iceland in 1844.
However, the great auk was not exclusive to Iceland and was also found in other parts of the North Atlantic.