Complex cognition and behavioural innovation in New Caledonian crows

How do adult humans compare with New Caledonian crows in tool selectivity?

(2010) F. J. Silva et al.   LEARNING & BEHAVIOR

An Investigation into the Cognition Behind Spontaneous String Pulling in New Caledonian Crows

(2010) Alex H. Taylor et al.   PLoS One

Cognitive Processes Associated with Sequential Tool Use in New Caledonian Crows

(2009) Joanna H. Wimpenny et al.   PLoS One

Insight learning or shaping?

(2009) Johan Lind et al.   PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA

Insightful problem solving and creative tool modification by captive nontool-using rooks

(2009) C. D. Bird et al.   PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA

Brains, Lifestyles and Cognition: Are There General Trends?

(2008) Louis Lefebvre et al.   BRAIN BEHAVIOR AND EVOLUTION

Do New Caledonian crows solve physical problems through causal reasoning?

(2008) A.H Taylor et al.   PROCEEDINGS OF THE ROYAL SOCIETY B-BIOLOGICAL SCIENCES