Article
Behavioral phenotype relates to physiological differences in immunological and stress responsiveness in reactive and proactive birds.
General and comparative endocrinology - 15 May 2018
Pusch Elizabeth A, Navara Kristen J
Abstract excerpt
It has now been demonstrated in many species that individuals display substantial variation in coping styles, generally separating into two major behavioral phenotypes that appear to be linked to the degree of physiological stress responsiveness. Laying hens are perfect examples of these dichotomous phenotypes; white laying hens are reactive, flighty, and exhibit large hormonal and behavioral responses to both...
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