Spread over a sprawling area of 5,200 hectares, the Fambong Lho Wildlife Sanctuary at Sikkim is just 15 kms from Gangtok. With one of its boundaries bordering the Tashi Viewpoint, it supports a wide array of birds and butterflies. Leopards, Red Pandas, Civet cats and the Himalayan Black Bear also find refuge here.
Singba Rhododendron Sanctuary lying towards the North of the state houses more than 20 different species of rhododendrons prevalent in Sikkim. Spread over a very small are of mere 33 hectares, the sanctuary is famous for being home to the state bird of Sikkim- the Blood Pheasant. Some other birds along with a small population of tigers and civets also inhabit the sanctuary. A riot of colors takes place in the sanctuary during the months of April to July as the rhododendrons are in full bloom then thus making it the best time to visit the sanctuary.
Another well known wildlife sanctuary at Sikkim is the Maenam Wildlife Sanctuary in the southern part of the state. Spread over 3,500 hectares of land, this temperate forest is home to Red Panda, Leopard, Black Eagle and Civet Cat. The sanctuary also houses the 3,260 feet Maenam Peak.
A fascinating array of wild flowers along with Rhododendrons, Primroses and Poppies are found in the Kyongnosla Alpine Sanctuary spread in 400 hectares of land. Located just 36 kms from Gangtok, adjoining the Changu Lake, this sanctuary is home to the gravely endangered Musk Deer, Red Panda, Himalayan Black Bear, Serow (long-haired goat) and some species of pheasants.