A major part of Jalpaiguri district is covered by forests. Even today this area remains one of the most prominent wildlife areas of the country and bears the best Sal forest in India. The main forest cover comprises of Semi-Moist-Deceduous vegetation. Apart from these high rise forests there are floodplains of rivers like Murti, Jaldhaka, torsa etc.covered with grasslands which nourishes a wide spectrum of wildlife.
The forests of Jalpaiguri is home to many rare and endangered species of mammals and birds. The Indian One Horned Rhinocerous is found in both Gorumara National Park and Jaldapara Wildlife Sanctuary. Near extinct species like the Hispid Hare and Pygmy Hog have been reported from the Gorumara National Park. Bengal Florican an endangered bird had been photographed in Jaldapara wildlife sanctuary. Apart from this species like Tiger, Leopard, Asian Elephant, Gaur, Wild Boar, Sambar, Cheetal, Hog deer, Barking Deer are also found in the various forest tracts of Jalpaiguri.
A number of divisions of forest department of Govt. of West Bengal are working over this area. Forests like Gorumara, Chapramari, Jaldapara and Buxa are declared as sanctuaries and national park to protect wildlife.
The forests of Jalpaiguri mainly extend from plains to Terai regions of Himalayas and is located in the flood plains of different main hill rivers and other medium and small rivers and rivulets which have created a pocket of grass land. Apart from national parks and sanctuaries a significant area of this district is covered by forest. Somewhere it has such a luxurious growth that even the sun light finds it difficult to kiss the land.
The forest of this district are predominately Sal with pockets of various other types- Evergreen Forest, Savannahs, Riverain forest and swamps. The Sal forests can be primarily classified as a) Mature Sal b) Scattered Sal c) Wet mixed and d) Dry Sal. Savannahs are found where a good quality of sand is present in the soil and are characterised by the presence of Kumbhi, Amla, Sidha, Tanki etc. Riverain forest is a deciduous forest and its main two species are Khair and Sissoo. At some places Odal and Sidha are found in good proportion. In many places lands surrounding the streams are swampy and bear a special type of vegetation viz. tree syzgygium formosum, Carallia integerrima, Elaeocarpus species and Myristica species. A vast population is directly or indirectly dependant on the forest of Jalpaiguri district. The forest of Jalpaiguri bears its significance in the international context for providing shelter and protection to various species of wildlife included in the Red Data Book (RDB) and appendices of CITES (Convention on International Trade in Endangered Species of Wild Flora and Fauna). One can view forests of Chalsa, Lataguri, Diana, Nathua, Moraghat, Dalgaon, Ramshai, Banarhat, Jayanti and Kumargram to enjoy its beauty and diversity.