. American spiders and their spinning work. A natural history of the orbweaving spiders of the United States, with special regard to their industry and habits. Spiders. Fig. 205. Furrow spider's extemporized den of sawdust. and proceeded to spin her snare directlj^ below the opening. She attached her trap- line to the hub, and thus in her hanging home continued to wait for prcy.^ (Fig- 204, page 216.) Another somewhat similar case of adap- tation in nest making was due to an acci- dent in the environment of the web. A half-grown Epeira strix had wov- en a snare in the hollow of a tree (at New
. American spiders and their spinning work. A natural history of the orbweaving spiders of the United States, with special regard to their industry and habits. Spiders. Fig. 205. Furrow spider's extemporized den of sawdust. and proceeded to spin her snare directlj^ below the opening. She attached her trap- line to the hub, and thus in her hanging home continued to wait for prcy.^ (Fig- 204, page 216.) Another somewhat similar case of adap- tation in nest making was due to an acci- dent in the environment of the web. A half-grown Epeira strix had wov- en a snare in the hollow of a tree (at New Lisbon, Ohio), within two feet of the ground. A colony of Pennsyl- vania carpenter ants (Camponotus Penn- sylvanicus) had quarters in the tree, and a squad of black workers were busy excavat- ing their wooden galleries. These dumped their chippings from openings just above the spider's orb, whose viscid spirals re- tained a goodly quantity of the brown sawdust. In course of time a ball of chip- pings as big as a walnut had accumulated, A Saw- dust Fio. 206. A blockaded patli. ' The incident occurred at Vineland, New Jersey, and notes and measurements for the figure were furnished me hy Mrs. Treat. The incident is also recorded in that author's " My Garden ;. 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 McCook, Henry C. (Henry Christopher), 1837-1911. [Philadelphia] The Author, Academy of Natural Science of Philadelphia
Size: 1151px × 2171px
Photo credit: © The Book Worm / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, bookdecade1880, booksubjectspiders, bookyear1889
