. Insect architecture. Insects. 1NSKCT ARCHITECTURE. of the oak, near an offgoing of the branchlets whose angle may afford it some protection. It then measures out, with its body for a rule, the space destined for its structure, the basement of which is of" a triangular form, with the apex at the lower end. The building; itself is composed of small rectangular strap-shaped pieces of the outer bark of the branch cut out from the immediate vicinity; the insect indeed never tra- vels tarther for materials than the length of its own body. Upon the two longest sides of the triangular base it b
. Insect architecture. Insects. 1NSKCT ARCHITECTURE. of the oak, near an offgoing of the branchlets whose angle may afford it some protection. It then measures out, with its body for a rule, the space destined for its structure, the basement of which is of" a triangular form, with the apex at the lower end. The building; itself is composed of small rectangular strap-shaped pieces of the outer bark of the branch cut out from the immediate vicinity; the insect indeed never tra- vels tarther for materials than the length of its own body. Upon the two longest sides of the triangular base it builds uniform walls, also of a triangular shape, and both gradually diverging from each other as they increase in height. These are formed with so much mathematical precision, that they fit exactly when they are afterwards brought into contact. As soon as the little architect has completed these walls, which resemble very much the feathers of an arrow,. Magnified Cells of /'gratis Strigulnlisf a, The walls liefore they are joined. 4, Walls joined, but not closed .it lop. a, Side view of structure 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 Rennie, James, 1787-1867. London, M. A. Nattali
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Keywords: ., bookcentury1800, bookdecade1840, booksubjectinsects, bookyear1846
