Sumatran Tiger Appears in Palm Oil Plantation in Riau PalmoilmagazineJanuary 8, 2024 | 13:24 WIB |January 8, 2024 | 13:25 WIB |93 Views Sumatran Tiger Appears in Palm Oil Plantation in Riau. Photo by: Special Sumatran Tiger Appears in Palm Oil Plantation in Riau Reader: 93