Socially regulated estrogen in an eavesdropping brood parasite

• Published in: General and comparative endocrinology Vol. 269; pp. 166 - 170
• Main Authors: Lynch, Kathleen S., Azieva, Gulnoza, Pellicano, Anthony
• Format: Journal Article
• Language: English
• Published: United States Elsevier Inc 01.12.2018
• Subjects: Animals; Brown-headed cowbird (Molothrus ater); Estrogen; Estrogens - metabolism; Female; Hypothalamic-pituitary-gonadal axis (HPG); Parasites - metabolism; Passeriformes - metabolism; Reproduction; Social regulation; Brown-headed cowbird (Molothrus ater); Hypothalamic-pituitary-gonadal axis (HPG); Social regulation; Estrogen

•Avian brood parasites should eavesdrop on the behavior of potential hosts to synchronize reproduction with them.•Hearing potential host songs may enhance reproductive hormones in brood parasites.•Vocal signals from conspecific and heterospecifics elevate estrogen in parasites.•Brood parasites may c...