{"fact":"On the island of Maré, individual New Caledonian crows often specialize in using either stick tools or Pandanus leaf tools, demonstrating individual preferences.","context":"Crows on Maré only make the wide pandanus tool design and we have recently shown that individuals on the island generally specialise in using either stick tools or wide pandanus tools (Hunt and Gray 2003, 2007).","source":"Jennifer C. Holzhaider; Gavin R. Hunt; Victoria M. Campbell; Russell D. Gray, Do wild New Caledonian crows (Corvus moneduloides) attend to the functional properties of their tools?, 10.1007/s10071-007-0108-1","index":257}