Thirsty Crow

Once in the month of summer. A thirsty crow was flying here and there in search of water. Suddenly he saw a jug with a very small amount of water. When he tried to drink the water he couldn't do so as the leave of the water was very the crow was very clever and he hit upon an idea. He collected some Peebles and dropped them into the jug. And the level of water rose . He quenched his thirst heartly and flew away.