Photo 105904859, (c) Oleg Kosterin, some rights reserved (CC BY), uploaded by Oleg Kosterin

Attribution © Oleg Kosterin some rights reserved Uploaded by oleg_kosterin Source iNaturalist Associated observations Photos / Sounds 3 photos What Omo River Guereza (Colobus guereza ssp. guereza) Observer oleg_kosterin Date August 2, 2012 12:22 PM +07 Place Ethiopia, Amhara, the Lake Zengena SW bank (Google, OSM) Date Added November 29, 2020 01:57 AM +07 5 IDs Research Grade View Sizes small medium large original