Elvis, normally a quiet well behaved dog, has recently taken to standing in various corners of the garden barking his head off. It took a while for the penny to drop - we have a hedgehog! Its only a small one - less than six inches long, and is normally to be seen curled up 6 inches from the snout of a barking dog, but once Elvis is removed he uncurls and waddles off.
The children were very excited to see a real live hedghog in their garden. The only other ones they had seen were on a road, and I think they had thought a hedghog was a flat dinner-plate shaped creature.
The excitment didn't last. They decided, strangely, that the hedgehog needed a name, whereupon the standard arguments started. D#2 decided it should be called Arthur. D#3 said no it was called Spike. D#1 said no I've already called it Reggie the Hedgie. D#2 said no that was stupid and it has to be Arthur. Meanwhile the hedghog had quietly waddled off into the undergrowth ..