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The crafting of hook tools by wild New Caledonian crows.
Hunt GR, Gray RD. Hunt GR, et al. Among authors: gray rd. Proc Biol Sci. 2004 Feb 7;271 Suppl 3(Suppl 3):S88-90. doi: 10.1098/rsbl.2003.0085. Proc Biol Sci. 2004. PMID: 15101428 Free PMC article.
Parallel tool industries in New Caledonian crows.
Hunt GR, Gray RD. Hunt GR, et al. Among authors: gray rd. Biol Lett. 2007 Apr 22;3(2):173-5. doi: 10.1098/rsbl.2006.0603. Biol Lett. 2007. PMID: 17284404 Free PMC article.
Spontaneous metatool use by New Caledonian crows.
Taylor AH, Hunt GR, Holzhaider JC, Gray RD. Taylor AH, et al. Among authors: gray rd. Curr Biol. 2007 Sep 4;17(17):1504-7. doi: 10.1016/j.cub.2007.07.057. Epub 2007 Aug 16. Curr Biol. 2007. PMID: 17702575 Free article.
Does horizontal transmission invalidate cultural phylogenies?
Greenhill SJ, Currie TE, Gray RD. Greenhill SJ, et al. Among authors: gray rd. Proc Biol Sci. 2009 Jun 22;276(1665):2299-306. doi: 10.1098/rspb.2008.1944. Epub 2009 Mar 18. Proc Biol Sci. 2009. PMID: 19324763 Free PMC article.
251 results