NewsgalleryRare northern bald ibis chicks hatch at Chester ZooBookmarkShareNewsByRhiannon Bevan16:27, 6 JUN 2014Updated09:24, 24 JUN 2014Lead keeper Steve Williams cradles one of Chester Zoos recently hatched northern bald ibis chicks1 of 4Lead keeper Steve Williams cradles one of Chester Zoos recently hatched northern bald ibis chicks2 of 4Lead keeper Steve Williams cradles one of Chester Zoos recently hatched northern bald ibis chicks3 of 4An adult northern bald ibis at Chester Zoo4 of 4