@article{HerdeEccard2013,
  author    = {Antje Herde and Jana Eccard},
  title     = {Consistency in boldness, activity and exploration at different stages of life},
  doi       = {10.1186/1472-6785-13-49},
  url       = {http://www.biomedcentral.com/content/pdf/1472-6785-13-49.pdf},
  year      = {2013},
}