We all know dogs are man's best friend - but it turns out they can do a lot more than provide us with companionship.

It is hard to suggest a treatment without knowing the cause of the cancer ... It is more common in male dogs and can be removed with surgery, but it often grows back. Malignant melanoma: If ...

A remarkable story from BBC Earth’s The Secret Life of Dogs highlights how Max, a red collie cross, detected cancer in his ...