@article{article, title  = {{Bill Redness Is Positively Associated with Reproduction and Survival in Male and Female Zebra Finches}},

 url = {{}},

 year = {{2012}},

 month = {{7}},

 author = {{Simons MJP and Briga M and Koetsier E and Folkertsma R and Wubs MD and Dijkstra C and Verhulst S}},

 doi = {{10.1371/journal.pone.0040721}},

 volume = {{7}},

 journal = {{PLoS ONE}},

 issue = {{7}},

 pages = {{e40721-e40721}},

 note = {{Accessed on 2025/01/03}}}