Activity Budget of White-Faced Whistling-Ducks during Winter and Spring in Northern Kwazulu-Natal, South Africa

Autor:	Petrie, Scott A., Petrie, Valerie
Zdroj:	The Journal of Wildlife Management, 1998 Jul 01. 62(3), 1119-1126.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/3802566 Zobrazit plný text záznamu