The Man in the Red Sweater

In mid-air, just as his jaws were about to close on the
man, he received a shock that checked his body and
brought his teeth together with an agonizing clip. He
whirled over, fetching the ground on his back and side.
He had never been struck by a club in his life, and did
not understand. With a snarl that was part bark and
more scream he was again on his feet and launched
into the air. And again the shock came and he was
brought crushingly to the ground