What Is A Cockapoo? A Cockapoo (cockapoodle, cockerpoo, cock-a-poo) is a crossbreed between a Cocker Spaniel and a Poodle. The first known crossbreeding was likely by accident in the 1960s. The puppies turned out to be happy, intelligent, and low-shedding dogs. These "hybrid dogs" became popular and a new type of dog breed began, the designer dog. The Cockapoo was the start of today's [...]