This summertime, culling will begin in earnest below on the landmass. " Red squirrel conservation is thriving, because we've got proof that we can get rid of gray squirrels from the landscape," he claims. Financially, Eastern grey squirrels cost property owners fixings due to excavating up of yards and gardens, chewing with electrical wires, eaves and also tiles, as well as nesting in roof coverings, smokeshafts, and also attics.