when your (poorly) almost 4 year old turns round to you, points out the window and says "Look a zebra" do not be scathing, dismissive or call her a silly-billy
when she runs up to the other window and screams 'look, look a zebra for real a zebra' .. go and look
there is every chance the local council, in their infinite wisdom, have decided to paint their rubbish trucks into the semblance of an odd-toed ungulate of the Equidae family (yup I wiki-d it)