yellow soil, in the Baghelkhand region Alluvial soil, in Northern Madhya Pradesh Laterite soil, in highland areas Mixed soil, in parts of the Gwalior and Chambal divisions Flora and fauna Madhya Pradesh is home to ten National Parks; Bandhavgarh National Park, Kanha National Park, Satpura National Park, Sanjay National Park, Madhav National Park, Van Vihar National Park, Mandla Plant Fossils National Park, Panna National Park, Pench National Park and Dinosaur National Park, Dhar. There are also a number of nature reserves, including Amarkantak, Bagh Caves, Balaghat, Bori Natural Reserve, Ken Gharial, Ghatigaon, Kuno Palpur, Narwar, Chambal, Kukdeshwar, Chidi Kho, Nora Dehi, Pachmarhi, Panpatha, Shikarganj, Patalkot, and Tamia. Pachmarhi Biosphere Reserve in Satpura Range, Amarkantak biosphere reserve and Panna National Park are three of the 18 biosphere reserves in India. Most of them are located in eastern Madhya Pradesh near Jabalpur. Kanha, Bandhavgarh, Pench, Panna, and Satpura National Parks are managed as Project Tiger areas. The National Chambal Sanctuary is managed for conservation of gharial and mugger, river dolphin, smooth-coated otter and a number of turtle species. Ken-gharial and Son-gharial sanctuaries are managed for conservation of gharial and mugger. The barasingha is the state animal and the dudhraj is the state bird of Madhya Pradesh. Based on composition, the teak and sal forests are the important forest formations in the state. Bamboo-bearing areas are widely distributed. State symbols of Madhya Pradesh Rivers The Narmada is the longest river in Madhya Pradesh. It flows westward through a rift valley, with the Vindhya ranges sprawling along its northern bank and the Satpura range of mountains along the southern. Its tributaries include the Banjar, the Tawa, the Machna, the Shakkar, the Denwa and the Sonbhadra rivers. The Tapti River runs parallel to Narmada, and also flows through a rift valley. The Narmada–Tapti systems carry an enormous volume of water and provide drainage for almost a quarter of the land area of Madhya Pradesh. The Narmada river is considered very sacred and is worshipped throughout the region. It is the main source of water and acts as a lifeline to the state. The Vindhyas form the southern boundary of the Ganges basin, with the western part of the Ganges basin draining into the Yamuna and the eastern part directly into the Ganges itself. All the rivers, which drain into the Ganges, flow from south to north, with the Chambal, Shipra, Kali Sindh, Parbati, Kuno, Sind,