. Elements of zoölogy : a textbook. Zoology. Fia. Fresh-wator Polyp, Hydra, — two adult specimens attached to aquatic plants; the one oil the left with two younger specimens branching from its side. En- larged. 20* Coral, Millepora alcicornis. wonderful experiments made with thorn by Tremblcy, more than a hundred years ago, and essentially repeated by many others in later times. Trembley found that whether cut in two, or into many rings, or into longitudinal strips, each part became a perfect animal, lie found that if he split them from the month, part of the way down the body, each sect
. Elements of zoölogy : a textbook. Zoology. Fia. Fresh-wator Polyp, Hydra, — two adult specimens attached to aquatic plants; the one oil the left with two younger specimens branching from its side. En- larged. 20* Coral, Millepora alcicornis. wonderful experiments made with thorn by Tremblcy, more than a hundred years ago, and essentially repeated by many others in later times. Trembley found that whether cut in two, or into many rings, or into longitudinal strips, each part became a perfect animal, lie found that if he split them from the month, part of the way down the body, each section be- came a perfect animal, and that a many-headed hydra was thus produced. And that when he turned them inside out, and compelled them so to remain,. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Tenney, Sanborn, 1827-1877. New York : Scribner
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