AUTHOR=Di Guardo Giovanni , Criscitiello Michael Frederick , Sierra Eva , Mazzariol Sandro TITLE=Editorial: Comparative Immunology of Marine Mammals JOURNAL=Frontiers in Immunology VOLUME=10 YEAR=2019 URL=https://www.frontiersin.org/journals/immunology/articles/10.3389/fimmu.2019.02300 DOI=10.3389/fimmu.2019.02300 ISSN=1664-3224