dominance hierarchy
tags: birds, ornithology, Common Raven, Northern Raven, Corvus corax, animal behavior, animal culture, aggression, dominance hierarchy, social groups, social conflict, post-conflict behavior, consolation, empathy, researchblogging.org,peer-reviewed research, journal club
Common Raven, Corvus corax, showing off at Bryce Canyon National Park, USA.
Image: United States National Park Service (Public Domain) [larger view]
Humans have long tried to distinguish themselves from other animals on the basis of characters that are perceived to be unique, such as tool design and use, planning for the…