"It depends upon which way they're traveling." "Do you think there's more than one ?" asked Bobby in an excited undertone, as they swung away on snowshoes.
"Yes, but we'd better not talk now.

They're keen, and shy old devils, and they might hear us," warned Skipper Ed.
Cautiously but swiftly they stole out and into the moonlit forest and up into the gulch and along the southern banks of a frozen brook.

Now and again Skipper Ed halted, stooping to peer about and along the open space that marked the bed of the stream.

Presently he held up his hand as a sign of caution, and crouched behind a clump of brush, motioning the boys to follow his example.
"They're just above us," he whispered.

"I saw them moving among the trees, above the bend.