Media type: E-Article Title: Why knot Calidris canutus take medium-sized Macoma balthica when six prey species are available Contributor: Zwarts, L; Blomert, A-M Published: Inter-Research Science Center, 1992 Published in: Marine Ecology Progress Series, 83 (1992), Seite 113-128 Language: English DOI: 10.3354/meps083113 ISSN: 0171-8630; 1616-1599 Origination: Footnote: Access State: Open Access