Transcription: The capillaries were made in the form of a gradual form, along with the arc of 50 millions of years. One of the most notable modifications has been the arrangement of their extremities and the reduction of their tails that had been passed in four and three of their postures, to a unique functional point, the third, that acted in total support of the peso principle. These tails, which were made in a small box, were a substitute for the necessity of the spread of the predators and to remember the distance between the air and the water.
(.mp4)