Funny Turtles

Here is a picture on the screen, consisting of sixteen units. It depicts the slow and phlegmatic tortoise. Your task - to put down this picture. The right side of the screen are the fragments of this picture, but they are scattered randomly. Gently drag the fragments on the places that you see fit, using your computer mouse. Try to swap them so as to obtain the original image. Show your care and creative thinking. Come on!