Its coat was the true wolf-coat.

The dominant colour was grey, and yet there was to it a faint reddish hue--a hue that was baffling, that appeared and disappeared, that was more like an illusion of the vision, now grey, distinctly grey, and again giving hints and glints of a vague redness of colour not classifiable in terms of ordinary experience.
"Looks for all the world like a big husky sled-dog," Bill said.

"I wouldn't be s'prised to see it wag its tail." "Hello, you husky!" he called.

"Come here, you whatever-your-name-is." "Ain't a bit scairt of you," Henry laughed.
Bill waved his hand at it threateningly and shouted loudly; but the animal betrayed no fear.

The only change in it that they could notice was an accession of alertness.