Darjeeling is a part of the Eastern Himalayan zoo-geographical zone. Flora around Darjeeling comprised of sal, oak, semi-evergreen, temperate and alpine forest. Dense evergreen forest of sal and oak lie aroung the town, where a wide variety of rare orchids are found
The Lloyd’s Botanical garden preserves common and rare species of plants, while the Padmaja Naidu Botanical Zoological Park specializes ion conservation and breeding endangered Himalayan species.
Wildlife in the district is protected by the Wildlife wing of West Bengal Forest Department. The fauna found around in Darjeeling includes several species of ducks, teals, plovers, and gull that pass Darjeeling while migration to and from Tibet. Small mammals found in the region include civets, mongoose, and badgers. The nearby Jaldapara National Park consists of semi-green and sal forest. Animals found here include the one horned rhinoceros, elephant, tiger, leopard and hog dear, while the main bird species include the Bengal florican and herons.