An adult rhino, strayed away of the Kaziranga National Park, was killed and its horn taken away by poachers in Majuli district, a forest department official said today. The female carcass of the rhino with its horn missing was recovered this morning at Lohore Chapori situated north-west of Shankarghat at Dergaon by villagers who informed local forest officials, Divisional Forest Officer of Kaziranga National Park Rohini Ballav Saikia told PTI.