“Yes, I have it,” said Nowell, who had taken the telescope.

“Shall I shoot ’im, sir?”

“Why should you?”

“’E probably kills rats and makes life brighter-like for the ’Un, sir, by so doing. There’s a glut o’ rats on this sector, sir.”

“The cat looks very comfortable. No, don’t shoot, Saunders. Entworth, give me that log-book.”

The officer turned over the pages.

“I wonder if anyone has ever seen that cat before? Hullo, yes. Private Scroggins and Lance-Corporal Tew two days ago in the afternoon. Here’s the entry: ‘3.4 pip emma K.22.C.35.40. Cat on parados.’”

Nowell’s eyes showed a gleam of interest.

“Note down whenever you see that cat,” said he.

“Yes, sir.”