American spiders and their spinningworkA natural history of the orbweaving spiders of the United States, with special regard to their industry and habits . Fig. 247. Young Epeirapracticing the dropdodge of making afoot basket. 216 AMERICAN SPIDERS AND THEIR Fn;. 248. Migration instinct. F. fence of netted lines; 1, 2, 3,points of first departure; B, bridge lines for transit; n, finalassembly of spiderlings. test the effect of, a current of air, I slightly raised an adjoining window,admitting a light play of wind across the fence on the cohinin x. In three minutes two lineswere f
American spiders and their spinningworkA natural history of the orbweaving spiders of the United States, with special regard to their industry and habits . Fig. 247. Young Epeirapracticing the dropdodge of making afoot basket. 216 AMERICAN SPIDERS AND THEIR Fn;. 248. Migration instinct. F. fence of netted lines; 1, 2, 3,points of first departure; B, bridge lines for transit; n, finalassembly of spiderlings. test the effect of, a current of air, I slightly raised an adjoining window,admitting a light play of wind across the fence on the cohinin x. In three minutes two lineswere fastened upon the capof the puppet, and two spi-ders had begun to crossfrom the points marked 2,3. These lines were so del-icate that I had not seenthem until the motion ofthe spiders along invisiblebridges directed particularattention to tlie an hour all thecolony but two had crossedover the fence (F) to thepuppet, and were swarmed around the head, face, and chest of the figure,and upon a mass of lines (n) that stretched to a wire (w). A triangularbridge of lines (B) had now been formed, whose apex was Greg-a- ji^^, \iQml of the puppet (z), and which broadened out, touchingnous i 1. J. o Habit ^^^ columns (y and x) and connecting with the first perpen
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectspiders, bookyear1890
