The Spanish Greyhound, is a sighthound created to course rabbit and hare, but these days he is primarily a companion dog who is rarely seen outside of Spain. Overview   The Spanish greyhound, or galgo, is one of the most persecuted dog breeds. Galgos are used to hunt hares in the Spanish countryside. They spend their lives in damp, tiny, dirty holes or windowless shacks deprived of daylight,