Signaling stress? An analysis of phaeomelanin-based plumage color and individual corticosterone levels at two temporal scales in North American barn swallows, Hirundo rustica erythrogaster

Authors: Brittany R. Jenkins, Maren N. Vitousek, Rebecca J. Safran

Publication/Journal: Hormones and Behavior

Keywords: corticosterone, eumelanin, hirundo rustica, hypothalamic–pituitary–adrenal (hpa) axis, melanocortins, phaeomelanin, plumage color, sexual selection, stress response

2013

Dominant nestlings displaying female-like melanin coloration behave altruistically in the barn owl

Authors: Alexandre Roulin, Arnaud Da Silva, Charlène A. Ruppli

Publication/Journal: Animal Behaviour

Keywords: altruism, barn owl, cooperation, egoism, food sharing, food stealing, melanin, selfish, sibling competition, tyto alba

2012