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Article
Lisa S. Hayward, Auteur ; Erica E. M. Moodie, Auteur ; John C. Wingfield, AuteurThe levels of maternal androgens in egg yolk vary considerably within and among clutches. In most species studied to date, high levels have been found to increase offspring competitive ability. We measured yolk testosterone in two populations of[...]
Article
D. Shallin Busch, Auteur ; Lisa S. Hayward, AuteurOver the past few decades, there has been a steep increase in the number of conservation-related field studies that measure glucocorticoid hormones (corticosterone or cortisol) as a marker for stress. Endocrine tools show great potential for inf[...]
