Dogs, often called humanity’s best friend, have a long and fascinating history that dates back tens of thousands of years. The domestication of dogs began with their ancestors: wolves.

Dogs were part of a key moment in human history - when our ancestors began trying their hand at farming. As the first farmers moved out of the Middle East, herding animals such as sheep and goats ...

From the world's first labradoodle to the dog who orbited the earth, history is full of tales of pioneering pooches. Here are just five pups whose stories have led the way, as told to the Witness ...