Eagles are ultimate flying creatures, they hunt and live without any hesitation and they are usually solo fighters. Eagles are usually on a mission and they get things done when they are on or in it. They never give up. is an unlikely thing for an eagle to die of starvation.
Sheeps always follows the crowd and complains whenever they feel or like to. Many people are sheeps where they only sit back and complain and have no point in life. IT MEANS LIFELESS. For sheeps they are always there to relax and enjoy what they have. Sheeps don't know how to make their own life decision and so they need a shepard dog with them.