The Jungle Book by Rudyard Kipling Chapter 7 Page 40

and grazing and chumping in the weed, and Kotick asked them questions in every language that he had picked up in his travels; and the Sea People talk nearly as many languages as human beings. But the sea cows did not answer because Sea Cow cannot talk. He has only six bones in his neck where he ought to have seven, and they say under the sea that that prevents him from speaking even to his companions.

But, as you know, he has an extra joint in his foreflipper, and by waving it up and down and about he makes what answers to a sort of clumsy telegraphic code.

By daylight Kotick’s mane was standing on end and his temper was gone where the dead crabs go. Then the Sea Cow began to travel northward very slowly, stopping to hold absurd bowing councils from time to time, and Kotick followed them, saying to himself,