Differences in bill form of the oystercatcher Haematopus ostralegus; A dynamic adaptation to specific foraging techniques
Swennen, C.; de Bruijn, L.L.M.; Duiven, P.; Leopold, M.F.; Marteijn, E.C.L. (1983). Differences in bill form of the oystercatcher Haematopus ostralegus; A dynamic adaptation to specific foraging techniques. Neth. J. Sea Res. 17(1): 57-83 In: Netherlands Journal of Sea Research. Netherlands Institute for Sea Research (NIOZ): Groningen; Den Burg. ISSN 0077-7579; e-ISSN 1873-1406, more | |