Lead a happy life as river duck white , green and black feathers small in size but can swim fast and capable hide himself under water. this is common behaviors of river duck. River duck is the wild bird and can fly long distance here duck takes enjoy of swimming and fishing so the duck is happy in this ponds river duck rear in sight . when i was travelling by train and when train reached at sini station beside the station there is a big ponds.Then i could sight the bird and i was standing inside the train.