1. Department of Medicine, Harvard Medical School, Boston, MA, USA
2. Department of Human Evolutionary Biology, Harvard University, Cambridge, MA, USA
3. Division of Cardiology, David Geffen School of Medicine at UCLA, Los Angeles, CA, USA
4. Department of Public Health and Primary Care, University of Cambridge, Cambridge, UK
5. Zoobiquity Research Initiative at UCLA, Los Angeles, CA 90024, USA
6. Brentwood School, Los Angeles, CA, USA
7. Copenhagen Zoo, Frederiksberg, Denmark
8. Department Biomedicine, Aarhus University, Aarhus, Denmark
9. Department of Cardiothoracic Surgery, Copenhagen University Hospital, Rigshospitalet, Copenhagen, Denmark
10. UCLA Cardiac Arrhythmia Center, David Geffen School of Medicine at UCLA, Los Angeles, CA, USA
11. Molecular, Cellular and Integrative Physiology Program, UCLA, Los Angeles, CA, USA
12. Zoophysiology, Department of Biology, Aarhus University, Aarhus, Denmark