References

• 1996Manufacture and use of hook-tools by New Caledonian crows652 cited
• 2009Insightful problem solving and creative tool modification by captive nontool-using rooks383 cited
• 2007Spontaneous Metatool Use by New Caledonian Crows245 cited
• 2004The crafting of hook tools by wild New Caledonian crows215 cited
• 2008Do New Caledonian crows solve physical problems through causal reasoning?214 cited
• 2009Rooks Use Stones to Raise the Water Level to Reach a Floating Worm213 cited
• 2010Complex cognition and behavioural innovation in New Caledonian crows159 cited
• 2006A New Caledonian crow (Corvus moneduloides) creatively re-designs tools by bending or unbending aluminium strips154 cited
• 2009The Role of Experience in Problem Solving and Innovative Tool Use in Crows150 cited
• 2010An Investigation into the Cognition Behind Spontaneous String Pulling in New Caledonian Crows137 cited
• 2011Tool-use and instrumental learning in the Eurasian jay (Garrulus glandarius)122 cited
• 2000Human–like, population–level specialization in the manufacture of pandanus tools by New Caledonian crowsCorvus moneduloides118 cited
• 2004Direct observations of pandanus-tool manufacture and use by a New Caledonian crow ( Corvus moneduloides )100 cited
• 2010Chimpanzee Technology94 cited