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Updated: May 23, 2025
Simiadae, their origin and divisions. Similarity, sexual. Singing of the Cicadae and Fulgoridae; of tree-frogs; of birds, object of the. Sirenia, nakedness of. Sirex juvencus. Siricidae, difference of the sexes in. Siskin, pairing with a canary. Sitana, throat-pouch of the males of. Size, relative, of the sexes of insects. Skin, dark colour of, a protection against heat.
We have seen that by many species of plant-lice, scale-insects, and leaf-hoppers, a honey-like fluid is secreted that attracts ants to attend upon them. In many of the Homoptera, this secretion only amounts to a white powder covering the body, as in some of the Fulgoridae. In others it is more abundant, and it reaches its extreme limit in a species of Phenax that I found at Santo Domingo.
Kirby and Spence, on sexual differences in the length of the snout in Curculionidae; on the courtship of insects; on the elytra of Dytiscus; on peculiarities in the legs of male insects; on the relative size of the sexes in insects; on the Fulgoridae; on the habits of the Termites; on difference of colour in the sexes of beetles; on the horns of the male lamellicorn beetles; on hornlike processes in male Curculionidae; on the pugnacity of the male stag-beetle.
Fuegians, difference of stature among the; power of sight in the; skill of, in stone-throwing; resistance of the, to their severe climate; mental capacity of the; quasi-religious sentiments of the; resemblance of, in mental characters, to Europeans; mode of life of the; aversion of, to hair on the face; said to admire European women. Fulgoridae, songs of the.
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