I was in Spain a couple of weeks ago (teaching English - but that's another story). We were based in a lovely hotel in the Sierra de Gredos, about 100 miles west of Madrid. At breakfast on the first morning, several people were complaining of being kept awake at night by what they thought was a malfunctioning smoke alarm looking for new batteries! In fact, it was this little guy nesting in the roof space:

Scops Owl

Regards