http://www.ehow.com/guide_2-http://www.ehow.com/guide_2-pets.html.htmlwww.ehow.comhttp://www.ehow.com/how_4872550_what-do-squirrels-eat.htmlSquirrels cannot digest cellulose, so they have to eat food that is higher in protein, carbohydrates and fat. Discover what foods squirrels eat in the wild, such as nuts, grains, fruits and mushrooms with help from a veterinarian in this free video on squirrels. Published on 3/26/2009