Travel within Spain to be cheap â if you stick to Vueling flights via Barcelona and regional buses operated by the countryâs government-owned bus company. For some reason, trains tend to be expensive, particularly the new high-speed line that connects Barcelona and Madrid in just five hours.
Damage. Ground squirrels normally do not cause extensive damage in urban areas. However, they will feed on flowers and vegetables in gardens, and their burrows can be a nuisance. In rural areas, ground squirrels can do extensive damage to cropland or pastures.
Squirrels have been known to eat insects, eggs, small birds, young snakes, and smaller rodents. Indeed, some tropical species have shifted almost entirely to a diet of insects. Predatory behavior has been noted by various species of ground squirrels, in particular the thirteen-lined ground squirrel.