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Identification of Summer Origins of Songbirds Migrating through Southern Canada in Autumn Dunn, Erica H.; Environment Canada; Erica.Dunn@ec.gc.ca - Hobson, Keith A.; Environment Canada; Keith.Hobson@ec.gc.ca - Wassenaar, Len I.; Environment Canada; Len.Wassenaar@ec.gc.ca - Hussell, David J. T.; Ontario Ministry of Natural Resources; David.Hussell@mnr.gov.on.ca - Allen, Martha L.; Trent University; martha.allen@sympatico.ca
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