In Short :

110 species of trees.
50 species of mammals.
Over 600 species of Birds.
26 Reptiles.
7 Amphibians.
51 species of Shrubs.
27 Climbers.

1300 sq. km. of forests, grasslands and hills, fed a frisky river. A biodiversity that is rich, rare and splendid. The excellent habitat for the tigers, elephants, birds, deer, crocodiles and gharial and other wildlife species fast vanishing from the landscape of the earth. Corbett National Park is one of the greatest National Park of the world. CNP is a wonderful lesson in biodiversity. Along with several identifies or unidentified elements of biodiversity such as grasses, lichens, mosses, insects, fungi etc, are represented in the region. Over 600 species of Birds represents nearly 6% of total birds species in the world and more than total bird diversity of whole Europe. Corbett Tiger Reserve lies in Shivalic-terai province of the foot hills of Himalayan. This has resulted to an amazing diversity in habitat types and species. Elements of Himalayan flora (plants) & fauna (animals) can be seen here. Khair-sisso forest thrive in revering areas while sal forest are found on hilly slopes and ridges. Around on tenth of CTR has open grasslands which are locally known as chaurs. Dhikala, Bijrani, Paterpani, Khinnanauli, Jhirna are some important chaurs.

The Vegetation and Healing Herbs:

Corbett forests is full of riches. Due to their close proximity to land and dependence on it for sustenance, the Kumaoni villagers are fully aware of how to tap the precious resources of this vaniahing world. The CTR is specially known for its sal(shorea robusta). Sal predominates in the tree forests and among its familiar associates here may be mentioned the rohini(Mallotus phillippinensis) for which wild elephants seem to have a penchant, and the karipak(Murraya konigi), the green leaves of which form such an indispensable flavouring to curries all over south India. There are mixed dry deciduous forests on 'Bhabar' flats, featuring such trees as the kurha(Holarrhena antidysenterica), ber(Zizyphus mauritians), bael(Aegle marmelos), dhak(Butea monosperma), khair(Acacia catechu), simal(Bombax ceiba) etc. Along the Ramganga are stands of sheesham(Dalbergia sissoo) and simal(Bombax ceiba) trees. Main species of Shiwalik occur mixed forests are: khair(Acacia catechu), tendu(Diospyros temontosa), pula(Kydia calycina), sain(Terminalia tomentosa), bakli(Anogessus latifolia).
Rohini(Mallotus phillippernsis) is a very leafy herb found in forests. It is very useful to hookworm remedy, the red powder used as 'Sindoor' by Hindu women.
Amla(Embelica officinalis) is a fruit which is a richest source of vitamin 'C'.
Bel(Acgle Marnelos) is a hard fruit effective for digestive system also used in james & jellies and syrups.
Kattha(Acacia catechu) is used in very famous 'paan', it is also useful for infection specially in tongue.