Image from page 369 of “Knowledge of natural history, rev. from Reason why: natural history, giving reasons for hundreds of interesting facts in connection with zoology; and throwing light upon the peculiar habits and instincts of the various orders of th
Striped dolphin image by: Internet Archive Book Images
Title: Knowledge of natural history, rev. from Reason why: natural history, giving reasons for hundreds of interesting facts in connection with zoology; and throwing light upon the peculiar habits and instincts of the various orders of the animal kingdom
Year: 1916 (1910s)
Authors: Philp, Robert Kemp, 1819-1882
Publisher: Cincinnati, O., J.B. Sanders & company
Contributing Library: The Library of Congress
Digitizing Sponsor: The Library of Congress
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1105. Why are theIndian gurnards calledflying fishes?Because, when pursued by the dolphin, or other largecreature of prey, they spring from the sea, in which actiontheir large pectoral fins support them upon the air, in themanner of a parachute. Their action, however, is not thatof flying, but springing from the sea. 1 106. Why are the chaetodons remarkable for bril-liancy of colors? These are tropical fishes,and, like other animals of thetropics, remarkable for theirbeauty, which may be attrib-uted in this, as in other in-stances, to the intense actionof the sun, although the na-ture of that action cannot beexplained. The chaetodons have beendescribed as occupying a similar place in the tropical seasto those which parrots occupy in tropical forests: they evenexcel the parrots in brilliancy while living. All the colorshave a metallic luster, and though some of them are of onevery intense color, as golden, yellow, ultra-marine, or rich
Text Appearing After Image:
KNOWLEDGE OF NATURAL HISTORY. 341 Thick in yon stream of light, a thousand, ways,Upward and downward, thwarting, and convolvd,The quivering nations sport.—Thomson. bronze, when the fish is at rest; yet, when it moves, theyare irridescent, and sparkle with gem-like luster. Thechaetodon striatus is sometimes called the zebra, on accountof its beautiful stripes. 1 1 08. What peculiarity does the structure and habitsof globe fishes present? These fishes possess the powerof distending themselves into aglobular form, by inflating withair a large sac contained in theabdomen. When thus dis-tended, they float along thewater with the back down-wards, swimming onwards bymeans of their pectoral fins.They are covered with a seriesof large spines; which are raisedup when the body is thus in-flated, so as to form a very effi-cient means of defense. 1 108. Why is the upper jaw of the sword-fish elong-ated into a blade-like weapon? The sword-fish inhabits seas where the monsters of the
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