According to www.dogbreedinfo.com, Cocker Spaniels are cheerful, sweet, and sensitive. The Cocker Spaniel is respectful of its master's authority without much challenge. Merry and endearing. A happy tail-wagger. Gentle and trusting, with average intelligence. They are lively, playful and devoted. Cockers will do okay in an apartment if they are adequately exercised, and are fairly active indoors. A small yard is sufficient. The American Cocker Spaniel is smaller than the English Cocker Spaniel and has a different conformation. The name "Cocker" comes from the woodcock, a game bird these spaniels flushed particularly well. Today, the Cocker Spaniel serves primarily as a companion and glamorous show dog. It can also be used for hunting, tracking, retrieving, watchdogging and agility. They have a life expectancy of 12-15 years.