Burkhardt, Richard W. - Northern Illinois University <DeKalb, Ill.> / … - 2008
Early ethologists such as Niko Tinbergen and Konrad Lorenz faceda problem: What constituted a fact about behaviour? How reliablymust a behaviour be exhibited (and in how many specimens) beforeit could be said to be species-typical? And how similar do thebehaviours of two species need to be...