Extreme binocular vision and a straight bill facilitate tool use in New Caledonian crows
Extreme binocular vision and a straight bill facilitate tool use in New Caledonian crows
J. Troscianko,A. V. von Bayern,2 Authors,G. Martin
2012 · DOI: 10.1038/ncomms2111
Nature Communications · 97 Citations
TLDR
This study shows that tool use in New Caledonian crows is facilitated by a straight bill, enabling a firm grip on tools, and an extremely wide binocular field, affording excellent visual feedback.