Sperm length variation among Afrotropical songbirds reflects phylogeny rather than adaptations to the tropical environment

Omotoriogun, T. C., Albrecht, T., Gohli, J., Hořák, D., Johannessen, L. E., Johnsen, A., Kreisinger, J., Marki, P. Z., Ottosson, U., Rowe, M., Sedláček, O., Lifjeld, J. T. Sperm length variation among Afrotropical songbirds reflects phylogeny rather than adaptations to the tropical environment. Zoology. 2020, 140(June), 125770. ISSN 0944-2006. E-ISSN 1873-2720. Available: doi: 10.1016/j.zool.2020.125770.