00756cam a22002531i 4500 af 47003870 DLC 20260227110822.0 780915s1942 ne a 000 0 eng af 47003870 (OCoLC)4225445 DLC MiAlbC DLC premarc QL785 .T6 591.5 Tinbergen, Niko, 1907- An objectivistic study of the innate behavior of animals. / By N. Tinbergen. Leiden : E.J. Brill, 1942. 1 p.l., [39]-98 p. : ill. ; 25 cm. Bibliotheca biotheoretica. vol. I, pars 2 "Literature cited" : p. [95]-98. Animal behavior. Psychology, Comparative. 2372 2372