This is a quote from the book "Animal Farm" by George Orwell
... Snowball at the head of them, rushed forward and prodded and butted the men from every side, while Benjamin turned around and lashed at them with his small hoofs. But once again the men, with their s ticks and their hobnailed boots, were too strong for them; and suddenly, at a squeal from Snowball, which was the signal for retreat, all the animals turned and fled through the gateway into the yard.

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