Photo 33448234, (c) mikkel65, some rights reserved (CC BY-NC), uploaded by mikkel65

Attribution © mikkel65 some rights reserved Uploaded by mikkel65 Source iNaturalist Associated observations Photos / Sounds What Knob-billed Duck (Sarkidiornis melanotos) Observer mikkel65 Date December 27, 2005 01:36 PM CET Place Lake Duluti, Tanzania (Google, OSM) Date Added March 25, 2019 09:17 PM CET 5 IDs Research Grade View Sizes small medium large original