midnight
`` What spot ? '' queried his twin gayly . `` A spot on the end of his tail or the tip of his ear would n't be of much account . '' `` I do n't see how you can joke , Andy , when we 're lost away out here in the woods and it 's past midnight , '' came ruefully from Fred . `` I 'd give as much as a dollar to be at the Lodge and lying down in front of a roaring fire . I 'm getting pretty cold . '' They were all cold , for since nightfall the thermometer had been going down steadily .