. The infancy of animals. Animal behavior; Natural history. I. THE ADULT SNAKE-FISH [Polyptevus). Photo by A. Rudland, 2. ADULT GREY GURNARD. 3, 4. YOUNG OF THE SAME. The Shake-fish breathes by internal gills, and has the back fin made up o£ many finlets, and a short tail-fin. Tlie breast-fins are used simply as balancers. In the larval stage the fins have a very different form, breathing is performed by external gills, and the breast-fiiis are used as supports. Note the very different form of the back-fin and tail, and the enormous breast-fin of the young Grey Gurnand. 228]. Please note that
. The infancy of animals. Animal behavior; Natural history. I. THE ADULT SNAKE-FISH [Polyptevus). Photo by A. Rudland, 2. ADULT GREY GURNARD. 3, 4. YOUNG OF THE SAME. The Shake-fish breathes by internal gills, and has the back fin made up o£ many finlets, and a short tail-fin. Tlie breast-fins are used simply as balancers. In the larval stage the fins have a very different form, breathing is performed by external gills, and the breast-fiiis are used as supports. Note the very different form of the back-fin and tail, and the enormous breast-fin of the young Grey Gurnand. 228]. 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 Pycraft, W. P. , (William Plane), b. 1868. London, Hutchinson & Co.
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Keywords: ., bookcentury1900, bookdecade1910, books, booksubjectnaturalhistory
