'Manas' is famous wildlife region of the state of :

The correct answer is Assam. Key Points Manas Wildlife Sanctuary is situated in the western part of Assam , along the border with Bhutan It is part of the larger Manas Tiger Reserve, which includes the core area of the sanctuary as well as a buffer zone. The sanctuary is home to several flagship species, including the Bengal tiger, Indian rhinoceros, Indian elephant, wild buffalo, and pygmy hog. Manas Wildlife Sanctuary was designated as a UNESCO World Heritage Site in 1985. The UNESCO site includes both the Manas Wildlife Sanctuary in India and the Royal Manas National Park in Bhutan. Together, they form the Manas Conservation Area. The Manas River , after which the sanctuary is named, flows through the region, providing water to the wildlife and supporting the ecosystem. Additional Information National Parks in Assam Kaziranga National Park. Manas National Park. Dibru - Saikhowa National Park. Nameri National Park. Orang National Park and Tiger Reserve. Dehing Patkai National Park. Raimona National Park.