Category: Science - Biology
Many ancient and mediaeval writers dealt with butterflies, but the first descriptions of American species are found in the works of Linnaeus, the great Swedish naturalist who wrote about 1750, and invented the system upon which all modern classification is based. Pictures of s...
Many ancient and mediaeval writers dealt with butterflies, but the first descriptions of American species are found in the works of Linnaeus, the great Swedish naturalist who wr...
9. CHAPTER IIThe body of a butterfly, like that of any other insect, is divided by constrictions into three parts: the head, the thorax, and the abdomen. The head carries the eyes, antennae,...
10. CHAPTER IIISome insects, grasshoppers for example, pass through an _incomplete metamorphosis_; that is, the young grasshopper is very much like its parents except as regards size. This is...
11. CHAPTER IVHaving dealt briefly with the transformations of butterflies in general, it may be well to examine more closely into those of a single representative species. For this purpose I...
12. mm. The body yellowish red; prolegs and caudal segment lemon yellow;“The beautiful egg-shell remains erect, the form being unchanged. There is a ragged hole in it, but it is scarcely noticeable, and appears hardly large enough for the egress of...
13. CHAPTER VIn every science it is necessary to manipulate a large number of related facts, and this cannot be done unless the data are arranged in some systematic and orderly fashion. In o...
14. CHAPTER VIAs we said in the chapter on Classification, American butterflies fall naturally into four great groups called families: the _Nymphalidae_ or Four-footed family, the _Lycaenidae...
15. CHAPTER VIIButterflies have many enemies. Even the eggs of butterflies are often discovered by tiny, four-winged parasites, which pierce the egg-shell and deposit their own microscopic egg...