Preliminary observations of tool-processing behaviour in Hawaiian crows Corvus hawaiiensis

Very few animal species habitually make and use foraging tools. We recently discovered that the Hawaiian crow is a highly skilled, natural tool user. Most captive adults in our experiment spontaneously used sticks to access out-of-reach food from a range of extraction tasks, exhibiting a surprising...

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Podrobná bibliografie

Hlavní autoři:	Barbara C. Klump, Bryce M. Masuda, James J. H. St Clair, Christian Rutz
Médium:	Artigo
Jazyk:	Inglês
Vydáno:	Taylor & Francis Group 2018-07-01
Edice:	Communicative & Integrative Biology
Témata:	Alala construction behaviour corvid extractive foraging Hawaiian crow material selectivity New Caledonian crow tool manufacture tool use
On-line přístup:	http://dx.doi.org/10.1080/19420889.2018.1509637
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