CHAPTER XI.
HOW THE BACKBONED ANIMALS HAVE RETURNED TO THE WATER, AND LARGE MILK-GIVERS IMITATE THE FISH 299
PICTURE-HEADING--An ideal scene of Europe in the Glacial Period with the “Hairy Mammoth” in the foreground.
HOW THE BACKBONED ANIMALS HAVE RETURNED TO THE WATER, AND LARGE MILK-GIVERS IMITATE THE FISH 299
PICTURE-HEADING--An ideal scene of Europe in the Glacial Period with the “Hairy Mammoth” in the foreground.