Why are there so many empty lakes? Food limits survival of mallard ducklings

Author: Gunnarsson Gunnar   Elmberg Johan   Sjöberg Kjell   Pöysä Hannu   Nummi Petri  

Publisher: NRC Research Press

ISSN: 1480-3283

Source: Canadian Journal of Zoology, Vol.82, Iss.11, 2004-11, pp. : 1698-1703

Disclaimer: Any content in publications that violate the sovereignty, the constitution or regulations of the PRC is not accepted or approved by CNPIEC.

Previous Menu Next

Abstract