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Author Title Year Publication (up) Serial Volume Pages
Chappell, J.; Kacelnik, A. Selection of tool diameter by New Caledonian crows Corvus moneduloides 2004 Animal Cognition 2528 7 121-127
Chappell, J.; Kacelnik, A. Tool selectivity in a non-primate, the New Caledonian crow (Corvus moneduloides) 2002 Animal Cognition 2606 5 71-78
Weir, A.A.S.; Chappell, J.; Kacelnik, A. Shaping of hooks in New Caledonian crows 2002 Science (New York, N.Y.) 2842 297 981