streets. What an inconceivable tangle of detritus those streets must
be!

"And, do you notice the park hardly shows at all? Everything's so
overgrown with trees you can't tell where it begins or ends. Nature
has her revenge at last, on man!"

"The universal claim, made real," said Beatrice. "Those rather clearer
lines of green, I suppose, must be the larger streets. See how the
avenues stretch away and away, like ribbons of green velvet?"

"Everywhere that roots can hold at all, Mother Nature has set up her
flags again. Hark! What's that?"

A moment they listened intently. Up to them, from very far, rose a
wailing cry, tremulous, long-drawn, formidable.

"Oh! Then there _are_ people, after all?" faltered the girl, grasping
Stern's arm.

He laughed.

"No, hardly!" answered he. "I see you don't know the wolf-cry. I
didn't till I heard it in the Hudson Bay country, last winter--that
is, last winter, plus X. Not very pleasant, is it?"

"Wolves! Then--there are--"

"Why not? Probably all sorts of game on the island now. Why shouldn't
there be? All in Mother Nature's stock-in-trade, you know.