Why did the hedgehog NOT cross the road? Because it had adapted its behaviour in order to thrive in a threatening man-made environment
Great tits: Let it not be said the urban great tit is a dandy. Studies show some city-dwellers among this species are paler than their rural counterparts. The duller plumage is believed to be the result of a lack of carotenoids or natural pigments in city plants and other foodstuffs.