Which animal from eastern Asia was spotted in Assam recently after 118 years?

The Correct Answer is "Mandarin Duck". The Mandarin duck which is a colorful duck from eastern Asia was spotted in Assam recently after 118 years. Important Points Spotting of the Mandarin has raised hopes for the wetland which was affected by a blowout and inferno at a natural gas well in the year 2020. The Mandarin duck was spotted by the team of avian specialists in the Maguri-Motapung Beel of Tinsukia district in eastern Assam. Mandarin duck is the habitat of eastern China and southern Japan. It landed in Assam too by accident. The duck does not come regularly to India. But some of the ducks may join other migratory birds and follow their migration path. The spotted duck accompanied a flock of Indian spot-billed duck that was migrated either to China or Japan. The last Mandarin duck was spotted in Assam in the year 1902. Additional Information The scientific name of mandarin duck is Aix galericulata. It is a perching duck species that are native to the East Palearctic. The duck is medium-sized with 41–49 cm in length and 65–75 cm of wingspan. The duck is closely related to North American wood duck. The ducks were once widespread in the East Asia region. But they were exported on a large-scale so the population reduced in eastern Russia and China. Further, the destruction of its forest habitat further accelerated the reduction in population so much so that the population reduced below 1,000 pairs in each of Russia and China.