"That is a clear difference between dogs and wolves, " says Marc Bekoff, a cognitive ethologist at the University of Colorado, Boulder.

博尔德市科罗拉多大学的认知动物行为学家马克•贝科夫认为“这是狗和狼的明显区别。”

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"It's very important" to do studies like these "on socialized wolves, " adds Adam Miklosi, a cognitive ethologist at Eötvös Loránd University in Budapest.

匈牙利布达佩斯Eötvös Loránd大学的认知动物行为学家亚当•米克罗西认为多搞一些关注“社会化的狼”的研究“是很重要的”。

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The book, edited by primatologist Frans de Waal and ethologist Pier Francesco Ferrari, is a collection of papers presented at a conference they organized in 2009.

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