East : In the extreme east of India is located Arunachal Pradesh, until recently known as the 'Hidden Land', is a great destination though far-off in east India on border with Myanmar. The region had originally been explored by the British officers who included some brilliant avian experts. It is an intensely picturesque and kaleidoscopic terrain, criss-crossed by innumerable rivers and rivulets. The heights of mountain peak ranges from 1,829 meters to 6,400 meters, and the highest peak being in Tawang district (7,090 meters). Brahmputra, Tirap, Lohit, Siang, Subansiri and Kameng are the five prominent rivers which add to the aquatic attributes. A range of climbers, Cane, Bamboo and Orchids are the prominent wild vegetation, nearly 450 species of orchids bedeck the wilderness of the region.

Mammals : Dafla Hills region is like a paradise to be re-discovered : Pakhui, Sessa Orchid, and the Eagle Nest Wildlife Sanctuary are contiguous forest regime located in Arunachal Pradesh (districts of east and west Kameng), towards north of Assam. They are at the foot of the eastern Himalayas. The altitude ranges from hundred meters to over three thousand five hundred meters (Eagle Nest).
 

Ibisbill	Kaleej Pheasant

The place is rich in mammals but their spotting is poor, as they are shy. Therefore, we can at best only see the pugmarks of Tiger, Leopard, but we can site Himalayan Striped Squirrel, Hoary-Bellied Himalayan Squirrel and Orange-Bellied Himalayan Squirrel with possibilities of Malayan Giant Squirrel. Some troops of Capped Langur can be at a distance.

Himalayan Birds : Following birds are possible to be observed in the Dafla Hills: Cormorant, Indian Darter, Little Green Heron, Pond Heron, Little Egret, Common Merganser, Blyth's Baza, Black Kite, Black Eagle, Hen-Harrier, Short-toed Eagle, Crested Serpent Eagle, Pied Falconet, Common Hill Partridge, Kaleej Pheasant, Red Jungle Fowl, Spur Winged Lapwing, Green Shank, Sandpipers, Ibisbill, Doves, Parakeets, Owlets, Red Headed Trogon, Large Tailed Nightjar, Kingfishers, Hornbills, Barbets, Woodpeckers, including Blue Naped Pitta, Martins, Drongos, Orioles, Shrikes, Mynas, Magpies, Minivets, Bulbuls, Babblers, Thrushes, including Silver Eared Mesia, and Nepal Cutia, Yuhinas, Sebias, Flycatchers, Warblers, Shortwings, Robins, Redstarts, Forktails, Chats, Tits, Accentors, Nuthatches, Wagtails, Flowerpeckers, sunbirds, Finches, among others. A week to ten days are required in this region.