Wolf species have ‘howling dialects’

08 Feb 2016

Largest quantitative study of howling, and first to use machine learning, defines different howl types and finds that wolves use these types more or less depending on their species, resembling a howling dialect. Researchers say findings could help conservation efforts and shed light on the earliest evolution of our own use of language.

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Cooperative communities emerge in transparent social networks

09 Mar 2015

An online experiment reveals that the overall level of cooperation in a group almost doubles when the previous actions of all its members are rendered transparent. When all social connections within the group are also made transparent, the most cooperative band together to form their own community – ostracizing the less cooperative.

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