After an early breakfast, at about 7:00 am, drive to Barekuri village near Tinsukia (55 kms / 1 ½ hrs) to witness the - Hoolock Giibbon monkeys, rated as endangered under the Red Data book on Indian Animals and is also a Schedule I species under the Indian Wildlife Protection Act, 1972. After lunch, take an excursion to Dibru Saikhowa National Park and Maguri Bheel. Enjoy a leisurely afternoon boat cruise on the Brahmaputra river in a country boat to Maguri Beel (Lake), a wetland just outside the Dibru Saikhowa National Park, on the south bank of the Dibru River (a channel of the Brahmaputra River). The Dibru Saikhowa National Park (one of the 19 biodiversity hotspots in the world) is one of the largest swamp areas in Assam, surrounded by Lohit and Dibru rivers. Dibru-Saikhowa is a safe haven for many extremely rare and endangered species of wildlife, including over 300 species of avifauna both endangered and migratory, as well as various species of shrubs, herbs and rare medicinal plants. Some of the exotic mammal and avian species found in the park include the clouded leopard, rhesus macaque, slow loris, Royal Bengal tiger, Gangetic dolphin, hoolock gibbon, capped langur, spot-billed pelican, whistling teal, magpie, greater spotted eagle, crested serpent eagle, greater adjutant stork and common pintail. It is also the famous for its bright coloured wild horses known as Feral Horses. The boat ride introduces one to an amazing number of migratory and also rare bird species. Later return to your Tea Bunglow for overnight stay. NOTE: During monsoon Maguri Beel may not be possible.