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City Oppenheim / New Malden / Wielsbeke-Ooigem / Kenward et / Oxford / / Company Purina Pet Care Ltd. / Minitab Inc. / Response / Elsevier Ltd. / LEX A . S. / / Country Belgium / United States / United Kingdom / Sweden / / Currency USD / / / Facility University of Oxford / Uppsala University / Weir et al. / State College / Nest building / / IndustryTerm food items / treatment / inaccessible food / functional tools / food extraction and/ / food caching / preferred food / food rewards / food reinforcement / food retrieval / food extractions / food mixture / manufacturing / food retrieval task / food carrying / manufacturing tools / food type / untutored / twig tools / retrieved food / cut tools / food / tutored / / Organization NS NS / Association for the Study of Animal Behaviour / Department of Zoology / US Federal Reserve / Department of Psychology / State College / Uppsala University / Association for the Study / University of Oxford / / Person Beaver / ALEX KA CELN IK / / Position DISCUSSION General / chair / RESULTS General / / RadioStation Weir / / Technology caching / / SocialTag 
ANIMAL BEHAVIOUR, 2006, 72, 1329e1343 doi:[removed]j.anbehav[removed]Development of tool use in New Caledonian crows: inherited action patterns and social influences B EN KEN WAR D, CH RIS TI AN RUTZ , A LEX A . S. W