Forest Guards in Burapahar Range of the World Heritage Site heard gun shots at around 7.30 am and launched a search operation, said KNP Divisional Forest Officer Swapan Saikia said.
The bullet riddled carcass of the rhino with its horn missing was found from Chirakhowa area near the river Brahmaputra, Mr Saikia said.
A search operation has been launched by the Special Task Force (STF) inside the KNP and its boundary areas to arrest the poachers.
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