From the field of zoopsychology

Schmidt, P.Yu.From the field of zoopsychology: fear and threat in animals / P.Yu.Schmidt, Privat-Docent S.-Peterb.Un-te.- Saint Petersburg ;Moscow: Publishing House A.S.Panafidina, 1913. -52 p.: silt .. - (naturalist library: a collection of popular science articles of Russian scientists).-Bibliogr.In the settling.Note..1. The people (collection).Electronic copy source: PBOriginal storage location: Ban RAS