Cultural conformity generates extremely stable traditions in bird song

oleh: Robert F. Lachlan, Oliver Ratmann, Stephen Nowicki

Format: Article
Diterbitkan: Nature Portfolio 2018-06-01

Deskripsi

‘Conformist bias’, in which individuals learn a common behavioural variant more often than expected by chance, has not been demonstrated convincingly in non-human animals. This study analyses song recordings and models of cultural evolution to show conformist bias in swamp sparrow populations.