Ontology highlight
ABSTRACT:
SUBMITTER: Caro SM
PROVIDER: S-EPMC5137754 | biostudies-literature | 2016 Nov
REPOSITORIES: biostudies-literature
Caro Shana M SM West Stuart A SA Griffin Ashleigh S AS
Proceedings of the National Academy of Sciences of the United States of America 20161107 48
Offspring survival can often depend on successful communication with parents about their state of need. Theory suggests that offspring will be less likely to honestly signal their need when they experience greater competition from either a greater number of nestmates or less-related nestmates. We found support for this hypothesis with a comparative analysis, examining data from across 60 species of birds. We found that offspring are less honest about their level of need when (i) they face compet ...[more]