Incredibly Rare Irrawaddy Dolphins Found In Indonesian Waters (10 Pics)

Back in 2012, and for the first time, Irrawaddy dolphins were spotted in West Kalimantan, a part of Indonesian Borneo which is well known for its rich wildlife and dense tropical forests. Also known as orcaella brevirostris, the rare dolphins were found during a study in by WWF-Indonesia and the Regional Office for Marine, Coastal & Resources Management Pontianak (BPSPL).

A group of Humpback dolphins was also encountered by the team, which strongly evidences how rich the biodiversity of the Kalimantan waters are. "The results of this study indicate the importance of protecting the dolphins' habitat, from the origins of the rivers in the Heart of Borneo."