AUTHOR=Avigliano Esteban , Volpedo Alejandra Vanina , Walther Benjamin D. TITLE=Editorial: Studying the Biology of Aquatic Animals Through Calcified Structures JOURNAL=Frontiers in Marine Science VOLUME=7 YEAR=2020 URL=https://www.frontiersin.org/journals/marine-science/articles/10.3389/fmars.2020.00687 DOI=10.3389/fmars.2020.00687 ISSN=2296-7745