It's someone reciting "'Tis the Voice of the Lobster," a poem by Lewis Carroll.

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'Tis the voice of the Lobster: I heard him declare
"You have baked me too brown, I must sugar my hair."
As a duck with its eyelids, so he with his nose
Trims his belt and his buttons, and turns out his toes.
When the sands are all dry, he is gay as a lark,
And will talk in contemptuous tones of the Shark;
But, when the tide rises and sharks are around,
His voice has a timid and tremulous sound.
I passed by his garden, and marked, with one eye,
How the Owl and the Panther were sharing a pie:
The Panther took pie-crust, and gravy, and meat,
While the Owl had the dish as its share of the treat.
When the pie was all finished, the Owl, as a boon,
Was kindly permitted to pocket the spoon;
While the Panther received knife and fork with a growl,
And concluded the banquet by ---

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The entire poem is recited verbatim, and it trails off at the end like the original.

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