Dallier is a great relative of tiny to medium-sized birds which includes the rails, cakes, coots, and ungainliness. classically they stay in dense brushwood in damp surroundings next to lakes, swamps, or rivers. In wide-ranging they are shy and secretive birds, thorny to observe. Most species have strong legs, and have long toes which are well adapted to soft, uneven surfaces. They tend to have short, rounded wings and be weak fliers. There are 143 species worldwide and 9 species which come to mind in Bangladesh.