Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleThe Relation of Energy Requirements of Tropical Finches to Distribution and Migration.AuthorsCox, George W.PublicationEcology, 1961, Vol 42, Issue 2, p253ISSN0012-9658Publication typeArticleDOI10.2307/1932077