Publication Type: Journal Article Authors: Rhymer, Judith M.; Williams, Murray J.; Braun, Michael J. Source: Auk, Volume 111, Issue 4, p.970-978 (1994) Call Number: A94RHY01NAUS URL:https://sora.unm.edu/sites/default/files/journals/auk/v111n04/p0970-p0978.pdf 0 No observations