The Intelligence of Animals : Studies in comparative Psychology
Inbunden bok. George Allen & Unwin Ltd. 1931. 320 sidor.
Mycket gott skick. Markeringar i svag blyerts forekommer. Språk: Engelska. Innehåll: The mallard and the cord and decoy duck, being a study of the effects of deomestication on temperaments and inherited modes of behavior. The peafowl, being a study of a semi-domesticated bird. Four domestic beasts. Two friends. A wild animal - the fox. Three studies in temperament. Has the fish a mind?
