The front-door bell clanged loudly, and the Rat, who was very greasy with buttered toast, sent Billy, the smaller hedgehog, to see who it might be. There was a sound of much stamping in the hall, and presently Billy returned in front of the Otter, who threw himself on the Rat with an embrace and a shout of affectionate greeting.

“Get off!” spluttered the Rat, with his mouth full.