The camel doubled up camel-fashion, like a two-foot rule, and sat down whimpering.

There was a regular beat of hoofs in the darkness, and a big troop-horse cantered up as steadily as though he were on parade, jumped a gun tail, and landed close to the mule.

“It’s disgraceful,” he said, blowing out his nostrils. “Those camels have racketed through our lines again — the third time this week. How’s a horse to keep his condition if he isn’t allowed to sleep. Who’s here?”

“I’m the breech-piece mule of number two gun of the First Screw Battery,” said the mule, “and the other’s one of your friends. He’s waked me up too. Who are you?”