Maternal glucocorticoid levels during incubation predict breeding success, but not reproductive investment, in a free-ranging bird.
D. Fischer, R. R. Marrotte, E. H. Chin, S. Coulson, G. Burness
The study finds that maternal corticosterone levels during incubation positively predict breeding success in tree swallows, but not reproductive investment.
bioRxiv · Jun 17, 2020Zoology