Squirrels Eat Acorns. Most people think that squirrels only eat nuts and seeds, but that’s not the case. They also eat berries, fruits, seeds, buds, and flowers, as well as cultivated grains. Grey Squirrel (Eun's Homework) from www.thinglink.com She says acorns with sprouts between 1 to 2 inches long areContinue Reading