Как приручить лису и превратить её в собаку. Сибирский эволюционный эксперимент

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B. Heinrich and T. Bugnyar. “Just How Smart Are Ravens?” Scientific American, 296 (2007): 64–71; B. Heinrich and R. Smokler. “Play in Common Ravens (Corvus corax),” in Animal Play: Evolutionary, Comparative and Ecological Perspectives, ed. M. Bekoff and J. Byers (Cambridge: Cambridge University Press, 1998), pp. 27–44; B. Heinrich, “Neophilia and Exploration in Juvenile Common Ravens, Corvus corax”, Animal Behaviour 50 (1995): 695–704.