The Eastern Sarus Crane in the nature has various home ranges between dry-season and rainy season because they can fly in long distance and the limitation in ecology of Eastern Sarus Crane that shown to the pairs were mated will be separate from their flock for create the territories when they growth to the reproductive age. These result to the difficult to the tracking and impossible to know about the habitat characteristic of them that cause affecting to the population re-introduction in the further.