AUTHOR=Vicente-Carrillo Alejandro , Casao Adriana , Álvarez-Rodríguez Manuel TITLE=Editorial: New advances in our understanding of fertilization JOURNAL=Frontiers in Veterinary Science VOLUME=9 YEAR=2022 URL=https://www.frontiersin.org/journals/veterinary-science/articles/10.3389/fvets.2022.1043407 DOI=10.3389/fvets.2022.1043407 ISSN=2297-1769