AUTHOR=Tift Michael S. , Ponganis Paul J. TITLE=Time Domains of Hypoxia Adaptation—Elephant Seals Stand Out Among Divers JOURNAL=Frontiers in Physiology VOLUME=10 YEAR=2019 URL=https://www.frontiersin.org/journals/physiology/articles/10.3389/fphys.2019.00677 DOI=10.3389/fphys.2019.00677 ISSN=1664-042X