Street artist Banksy goes animal wild in London's concrete jungle

A new Banksy artwork, the third in three days, depicting three monkeys, was painted on the side of a railway bridge in East London on Aug 7. Photo: AFP

One goat, two elephants, three monkeys and now a howling wolf: British street artist Banksy thrilled fans in London on Thursday by installing his fourth new artwork this week.

The animal-themed collection has sparked speculation about their message. Are they criticism of England's far-right riots or possibly support for Palestinians? Perhaps they reference global warming or even the Olympics?