Inter-annual stability and age-dependent changes in plasma testosterone levels in a longitudinally monitored free-living passerine bird
M. Tesicky, T. Krajzingrova, J. Elias, H. Velova, J. Svobodova, P. Bauerova, T. Albrecht, M. Vinkler
This study examines inter-annual stability and age-dependent changes in plasma testosterone levels in wild great tits, finding higher stability in females and a quadratic age-related peak in males.
bioRxiv · Jul 23, 2020 · PreprintZoology