. Lessons in nature study. Nature study. io6 NATURE STUDY a silken thread which is at- tached to the bottom or sides of the glass jar. Take out from the jar one of the house spiders on the end of a pencil. The spider will drop from the pencil not free, but attached to a delicate almost invisible silken thread which issues from the posterior tip of the body (fig. 62). By quickly lifting the pencil before the spider reaches the table or floor the presence of the holcl-. Fig. Ii3. A ground spider. Fig. 62. A spider falling. ing thread may be demonstrated. After the children have ob- served the li
. Lessons in nature study. Nature study. io6 NATURE STUDY a silken thread which is at- tached to the bottom or sides of the glass jar. Take out from the jar one of the house spiders on the end of a pencil. The spider will drop from the pencil not free, but attached to a delicate almost invisible silken thread which issues from the posterior tip of the body (fig. 62). By quickly lifting the pencil before the spider reaches the table or floor the presence of the holcl-. Fig. Ii3. A ground spider. Fig. 62. A spider falling. ing thread may be demonstrated. After the children have ob- served the live spiders, give them dead spiders to examine. These dead spiders should be of the larger sort, the ground spiders (fig. 63), in order that the parts of the body referred to in the following notes can be readily made out. How many legs has a spider? There are four pairs of true legs; a pair of shorter pro- ctsses which look,at first glance, like legs, and which are situated in front of the first pair of true legs, are feelers or papi. They. 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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