This is surely BBC News' most superfluous caption

Let it never be said that rolling news channels are short of quality interviewees - on Friday they had a dog answering questions.

Helpfully captioned 'dog', Bounce was in the studio helping shed some light on a study which found dogs can tell the difference between happy and angry faces.

He wasn't much use, and ironically himself wore a face of sheer indifference.

Still, it was better than last month when Pink News reports the BBC captioned Anastasia Lopez, a woman who had apparently been made to leave a café in Vienna for kissing her girlfriend, like this:

More: Your dog can tell if you are happy