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THE POPULAR SCIENCE MONTHLY.
to do this, when Master "Guy Fawkes" suddenly reappeared, shaking his funny little horse-like ears, from the bottom of his tank, with a hippopotamic grin on his face, as much as to say, "Don't be frightened, I am all right; you don't know all about me yet!" The little beast had remained, without blowing or taking breath, actually under water for nearly twenty minutes. The parents have never been known to be under much over three minutes. I suspect Nature has given this
The Young Hippopotamus and its Mother
