An owner found her golden retriever taking up bird watching, which she believes was the dog's way of bonding with her cat.

Many people have seen dogs fetch, but cats like to get into the game too. Despite their very different hunting and play styles, fetching appears to combine elements of predatory and social behavior ...

The most popular domestic pets in America are dogs and cats. Dogs are somewhat more popular overall, with 38 percent of households in the U.S. having a dog while 25 percent of households have a cat.