Reproductive steroids as potential mediators of parental-reproductive trade-offs in a brood parasitic species

Avian brood parasites display enhanced annual fecundity compared with other passerine birds. Female brood parasitic brown-headed cowbirds (Molothrus ater) lay a staggering estimated 40-50 eggs year-1. We examined how reproductive steroids mediate a possible trade-off between increased annual fecundi...

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Bibliographic Details
Published in:	Journal of experimental biology Vol. 228; no. 9
Main Authors:	Lynch, Kathleen S, Henson, Elisha
Format:	Journal Article
Language:	English
Published:	England 01.05.2025
Subjects:	Animals Estrogens - metabolism Female Fertility Gonadotropin-Releasing Hormone - pharmacology Male Nesting Behavior - drug effects Nesting Behavior - physiology Ovarian Follicle - drug effects Ovarian Follicle - growth & development Passeriformes - physiology Reproduction - physiology Seasons Songbirds - physiology Species Specificity Testosterone - blood Testosterone - metabolism Parental care Testosterone Brood parasite Brown-headed cowbird Reproduction Estrogen
ISSN:	1477-9145, 1477-9145
Online Access:	Get more information
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