Hunted men have heard it and to Alcatraz it was equally filled with charm and terror.

What made it he could not tell.

Neither can men understand.
Perhaps it is the calling of the wild animals just beyond ear shot.

That overtone of the mountains troubled and frightened Alcatraz on his first night; eventually he was to come to love it.
He was up in the first grey of the dawn hunting for food and he found it in the form of bunchgrass.

He had been so entirely a stable-raised horse that this fodder was new to him.