Ontology highlight
ABSTRACT:
SUBMITTER: Katajamaa R
PROVIDER: S-EPMC7481730 | biostudies-literature | 2020 Aug
REPOSITORIES: biostudies-literature
Katajamaa Rebecca R Jensen Per P
Royal Society open science 20200826 8
Brain size reduction is a common trait in domesticated species when compared to wild conspecifics. This reduction can happen through changes in individual brain regions as a response to selection on specific behaviours. We selected red junglefowl for 10 generations for diverging levels of fear towards humans and measured brain size and composition as well as habituation learning and conditioned place preference learning in young chicks. Brain size relative to body size as well as brainstem regio ...[more]