the northern bald ibis, hermit ibis, or waldrapp geronticus eremita is a migratory old world ibis

africa animals ark back bald birds black breeding breeds central cliff coastal colony combat curved dating declined disappeared east eremita europe extinct extinction face family feeds fertility following fossil geronticus glossy head hermit ibis instituted internationally lays ledges long low members middle migratory million morocco mountain nest noah non-wading northern number numbers old programmes programs record red rediscovered region reintroduction released remaining small southern stick symbol syria times turkey underway waldrapp widespread wild world years zero