Abstract
The food resources of rooks were measured and related to changes in the birds' feeding behaviour during 1968-1970. In all, 381 birds were individually marked with wing tags and colour-coded leg ban...
Cite
CITATION STYLE
APA
Purchas, T. P. G. (1980). Feeding ecology of rooks ( Corvus frugilegus ) on the Heretaunga Plains, Hawke’s Bay, New Zealand. New Zealand Journal of Zoology, 7(4), 557–578. https://doi.org/10.1080/03014223.1980.11760687
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