Facebook blocked the advert – by Canadian firm The Seed Company by EW Gaze’s – because its algorithm claimed the onions were positioned 'in a sexually suggestive manner'

There have been at least 33 of the bizarre attacks since July – with orcas surrounding smaller craft and deliberately ramming their rudders, causing severe damage and in some cases disabling the vessels

The Metropolitan Police were unable to explain the bizarre image, which shows a police van lying on its side in a busy East End street, surrounded by squad cars