Fifth Banksy painting in five days: what does the newest mean?

Two pelicans appeared overnight on the wall of an east London chip shop: the fifth Banksy mural in five days. Works by the reclusive artist have been popping up this week across the capital – all of them depicting animals or birds. And speculation is rife over what they might possibly mean.
We’ve been to see the latest one – and to find out what people make of Banksy’s week of guerilla art.