. Useful birds and their protection. Containing brief descriptions of the more common and useful species of Massachusetts, with accounts of their food habits, and a chapter on the means of attracting and protecting birds . spe-cialized organ of theWoodpecker is itstongue, which servesas an accessory to thebill in brino-ino: tolight the deep-lurkingenemies of the subjoined cut of the AVoodpeckers skull (Fig. 103)shows the tongue slightlj^ protruding from the open the tongue lies in the depression of the lowermandible. It is slender, nearly round, and its upper sur-face
. Useful birds and their protection. Containing brief descriptions of the more common and useful species of Massachusetts, with accounts of their food habits, and a chapter on the means of attracting and protecting birds . spe-cialized organ of theWoodpecker is itstongue, which servesas an accessory to thebill in brino-ino: tolight the deep-lurkingenemies of the subjoined cut of the AVoodpeckers skull (Fig. 103)shows the tongue slightlj^ protruding from the open the tongue lies in the depression of the lowermandible. It is slender, nearly round, and its upper sur-face is covered with very minutespines, directed backward ; its tipis as hard as horn, with manystrong barbs, which make of it aweapon more etfective in its waythan a fish spear. The machineryfor thrusting it forth is most perfect. The bone of thetongue, called the hyoid, has two branches wdiich pass down-ward and backward from the lower jaw, up and around theback of the head, and over the top of the skull, where they. Fig. 103. — Skull and tongue of Woodpecker.(From Samuels.)
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbirds, bookyear1913
