Fifteen-year microbiome survey of endangered killer whales (Orcinus orca) reveals declining diversity and population differences
Alexandra D. Switzer, Kim M. Parsons, M. Bradley Hanson, Candice K. Emmons, L. K. Park, Jennifer A. Hempelmann, Todd R. Robeck, Kelsey E. S. Herrick, Steven D. Osborn, Alexander L. Jaffe, Dan Olsen, Craig O. Matkin, Elisabeth M. Bik, Anna Robaczewska, Abigail H. Wells, , David A. Relman
This study analyzes 15-year fecal microbiome data from endangered killer whales to show declining diversity and population-specific differences.
bioRxiv · Jan 1, 2026 · PreprintMicrobiology