Keel (bird anatomy) Keel (bird anatomy) A keel or carina (plural carinae) in bird anatomy is an extension of the sternum (breastbone) which runs axially along the midline of the sternum and extends outward, perpendicular to the plane of the ribs. The keel provides an anchor to which a bird's wing muscles attach, thereby providing adequate leverage for flight. Keels do not exist on all birds; in particular, some flightless birds lack a keel structure. Historically, the presence or absence of a pronounced keel structure was used as a broad classification of birds into two orders: Carinatae (from "carina", "keel"), having a pronounced
Fools Gold/What the World Is Waiting For Fools Gold/What the World Is Waiting For "Fools Gold" and "What the World Is Waiting For" are two songs by British rock band the Stone Roses. They were released together as a double A-side single on 13 November 1989 through Silvertone Records. "Fools Gold" would go on to appear on certain non-UK versions of their self-titled debut studio album (1989). "Fools Gold" became the band's biggest commercial hit at the time. It was their first single to reach the top ten of the UK Singles Chart and stayed in the top-75 for fourteen weeks, peaking at number eight. "Fools Gold"