wandering albatross

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun A large, mostly white albatross (Diomedea exulans) of southern seas, having long narrow wings whose spread is regarded as the largest of any living bird.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun A large seabird, Diomedea exulans, with a very large wingspread

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun very large albatross; white with wide black wings