Robuta

https://www.usgs.gov/media/images/laysan-ducks-midway-atoll Laysan ducks on Midway Atoll | U.S. Geological Survey laysan ducks midway atoll geological survey https://www.fws.gov/media/members-duck-team-inject-vitamin-k-laysan-ducks Members of duck team inject vitamin K into Laysan ducks | FWS.gov members of vitamin k