"Mammifères Moeurs et comportement." . . . . "Loup Moeurs et comportement." . . . . . . . . . . . "Results of observations on a captive pack of untamed wolves and comparison with the behaviour observed in free wild wolves and in two wolf cubs reared by the author."@en . . . . . . . "The author shares his experiences living among and observing a captive pack of untamed wolves in Michigan's Upper Pennisula in 1983." . "In praise of wolves" . "In praise of wolves"@en . "Observation of a captive pack of untamed wolves and the comparison of their behavior to free wild wolves."@en . . "Observation of a captive pack of untamed wolves and the comparison of their behavior to free wild wolves." . . . . . . . . "Based on thirty years of observation, the author demonstrates that wolves provide a closer model of human behavior than primates within such areas as stress-related disorders, aggression, and anger."@en . . . "Loup." . .