. Animal physiology. Physiology, Comparative. 174 ABSENCE OF TEETH IN WHALE, ANT-EATER, ETC. draws water in enormous quantities, whenever it is in want of food; and in this manner it strains out, as it w^ere, the minute gelatinous animals upon wdiich it lives, from the w^ater of the seas it inhabits. The water thus taken in is expelled from the nostrils or blow-holes, which are situated at the top. Fig. 102.—Skull of Whale, Fig. 101. —WnALKlioNE. of the head. ^Most of the Whale tribe have short fringes of this kind in the roof of the mouth; but in none, except the Balosna, or Greenland Whale,
. Animal physiology. Physiology, Comparative. 174 ABSENCE OF TEETH IN WHALE, ANT-EATER, ETC. draws water in enormous quantities, whenever it is in want of food; and in this manner it strains out, as it w^ere, the minute gelatinous animals upon wdiich it lives, from the w^ater of the seas it inhabits. The water thus taken in is expelled from the nostrils or blow-holes, which are situated at the top. Fig. 102.—Skull of Whale, Fig. 101. —WnALKlioNE. of the head. ^Most of the Whale tribe have short fringes of this kind in the roof of the mouth; but in none, except the Balosna, or Greenland Whale, is it long enough to make it w^orth separating ; all the other sjDecies havmg teeth, either in one or both jaws.—It is a curious fact, that the rudiments of teeth may be discovered in both jaws of the young Greenland whale, although they are never to be developed. And the rudiments of incisor teeth in the upper jaw, and of canine teeth in both jaws, may also be discovered in the young of the Euminant quadrupeds (oxen, sheep, &c.), though they never show themselves above the gum. 18G. The Ant-eaters, also, are destitute of teeth, and usually '»btain their food by means of their long extensible tongues, which are covered with a viscid saliva; this being pushed into the midst of an ant-hill, and then drawn into the mouth, brings into it a large number of. 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 Carpenter, William Benjamin, 1813-1885. London : H. G. Bohn
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