1. Labrador Retriever
The UK's most popular breed, Labradors are the subject of countless stories. Few can beat that of Endal, who saved a man during a 2001 emergency by retrieving his mobile phone from under a car, fetching a blanket to cover him, and running to a nearby hotel for help.
We spoke to two dog behaviourists as they give us their expert advice on how to reduce separation anxiety between you and your dog.