. Lessons in nature study. Nature study. Fi^. 51. Dragou-fl3'; broad-winged kind. It will be inter- esting to have the class observe the behavior of the adult dragon-flies. They may be found flying swiftly about over the surface or along the banks of ponds, and along the shores of quiet streams. The dra- gon-flies are among insects like the hawES among birds. They capture in the air other smaller insects and eat them. "While one is standing by the pond, let him follow awhile the actions of a dragon-fly that is making short dashes in diflerent directions close to the bank. Let him fix his
. Lessons in nature study. Nature study. Fi^. 51. Dragou-fl3'; broad-winged kind. It will be inter- esting to have the class observe the behavior of the adult dragon-flies. They may be found flying swiftly about over the surface or along the banks of ponds, and along the shores of quiet streams. The dra- gon-flies are among insects like the hawES among birds. They capture in the air other smaller insects and eat them. "While one is standing by the pond, let him follow awhile the actions of a dragon-fly that is making short dashes in diflerent directions close to the bank. Let him fix his eye on a little fly hovering in the air, and note that after the dragon-fly has made a dart toward it, it is gone. Let him repeat the observation as the dragon-fly goes darting hither and thither. It will be hard to see the flies captured,so quickly it is done, but one can see that the place that once knew them'°™^'™^^'^^"^'^ da'msei-fiy. knows them no ; The flying dragon-flies are of different kinds, but like the young dragon-flies can all be roughly classed in two groups; the large dragon-flies (flg. 51) with heavy bodies, and with rather broad wings, the hind wings being broader than the fore wings, and smaller dragon-flies (fig. 52) (or. Dragon-fly; narrow-winged kind,. 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 Jenkins, Oliver Peebles; Kellogg, Vernon L. (Vernon Lyman), 1867-1937. joint author. San Francisco, The Whitaker & Ray Company
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