had gone into the ship's dining-room and were having tea, Dab-Dab came up behind the Doctor's chair and whispered.
"Ask the porpoises if the boy's uncle was drowned—they'll know."
"All right," said the Doctor, taking a second piece of bread-and-jam.
"What are those funny, clicking noises you are making with your tongue?" asked the boy.
"Oh, I just said a couple of words in duck-language," the Doctor answered. "This is Dab-Dab, one of my pets."
"I didn't even know that ducks had a language," said the boy. "Are all these other animals your pets, too? What is that strange-looking thing with two heads?"
"Sh!" the Doctor whispered. "That is the pushmi-pullyu. Don't let him see we're talking about him—he gets so dreadfully embarrassed.… Tell me, how did you come to be locked up in that little room?"
"The pirates shut me in there when they were going off to steal things from another ship. When I heard some one chopping on the door,
