Nest-Site Selection and Renesting in the Blue-Gray Gnatcatcher (Polioptila Caerulea)

Autor: Kershner, Eric L., Bollinger, Eric K., Helton, Melissa N.
Zdroj: The American Midland Naturalist, 2001 Oct 01. 146(2), 404-413.
Databáze: JSTOR Journals