A closer look at Bekantan's life in Curiak Island, South Kalimantan Pewarta : Sabtu, 9 Januari 2021 12:35 WIB A group of Bekantan (Nasalis larvatus) eat bananas provided by officials of the Bekantan Research Station, Curiak Island in Barito Kuala District, South Kalimantan, established by the Sahabat Bekantan Indonesia (SBI). SBI has also established special interest tourism in the island to support bekantan conservation. ANTARA PHOTO/Bayu Pratama S/wsj. Banjarmasin, S. Kalimantan (ANTARA) - An alpha male bekantan sits alone on a bench on the banks of Barito River in Curiak Island, Barito Kuala District, South Kalimantan, relishing his bananas in silence. Once a dominant male that led the Alpha group, the proboscis monkey currently lives alone after his position, as the leader, was replaced by another dominant male.