The Timing of Waterfowl Arrival and Dispersion during Spring Migration in Labrador

Autor:	Chaulk, Keith G., Turner, Bruce
Zdroj:	Northeastern Naturalist, 2007 Jan 01. 14(3), 375-386.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/4499926 Zobrazit plný text záznamu