On aims and methods of ethology / N. Tinbergen
Tinbergen's four questions and contemporary behavioral biology / Jerry A. Hogan and Johan J. Bolhuis
Causation : the study of behavioral mechanisms / Jerry A. Hogan
Tinbergen's fourth question, ontogeny : sexual and individual differentiation / David Crews and Ton Groothuis
The development of behavior : trends since Tinbergen (1963) / Jerry A. Hogan and Johan J. Bolhuis
The study of function in behavioral ecology / Innes Cuthill
The evolution of behavior, and integrating it towards a complete and correct understanding of behavioral biology / Michael J. Ryan
Do ideas about function help in the study of causation? / David F. Sherry
Function and mechanism in neuroecology : looking for clues / Johan J. Bolhuis.
Tinbergen's legacy : function and mechanism in behavioral biology. ISBN 9780521697552. Published by Cambridge University Press in 2009. Publication and catalogue information, links to buy online and reader comments.