Animal life in the sea and on the land . way, the birds hop up thetrees by asuccession ofquick jumps,making thewhile a pecul-iar tapping sound by striking the beak upon the are now hunting for insects and grubs hidden be- 200.—Tongue of Woodpecker. CLIMBING-BIRDS. 297 neath the bark. When a hollow sound proceeds fromthis tapping, the bird is encouraged to drill a hole intothe bark with its long, straight beak, hoping to find itsfavorite food. If the search is successful, the woodpecker. Fig. 201.—Woodpeckers at Home. then puts out its sticky tongue, which is armed near theend with sh
Animal life in the sea and on the land . way, the birds hop up thetrees by asuccession ofquick jumps,making thewhile a pecul-iar tapping sound by striking the beak upon the are now hunting for insects and grubs hidden be- 200.—Tongue of Woodpecker. CLIMBING-BIRDS. 297 neath the bark. When a hollow sound proceeds fromthis tapping, the bird is encouraged to drill a hole intothe bark with its long, straight beak, hoping to find itsfavorite food. If the search is successful, the woodpecker. Fig. 201.—Woodpeckers at Home. then puts out its sticky tongue, which is armed near theend with sharp barbs, pointed backward like a fish-hook(Fig. 200), and draws the insect from its curious tongue is fastened to cartilages which ex-13* 298 ANIMAL LIFE IN THE SEA AND ON THE LAND. tend up back of the skull and over to the forehead, andin consequence of this arrangement the tongue can bethrust out some distance beyond the beak. 5. The limbs of apple-trees and maples are sometimesfound pfferced by rows of little holes, extending in rings,
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectzoology, bookyear1887
