Character variation and evolution of sibling species in the Empidonax difficilis-flavescens complex (Aves: Tyrannidae), by N. K. Johnson [Review]
Zammuto, Richard M.
Article
1982
The Canadian field-naturalist
96
Issue: 2
226--227
New York Botanical Garden, LuEsther T. Mertz Library
English
Ottawa Ottawa Field-Naturalists' Club
DOI: https://doi.org/10.5962/p.354778
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