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In Lethrus, moreover, a beetle belonging to the same great division of the Lamellicorns, the males are known to fight, but are not provided with horns, though their mandibles are much larger than those of the female.
Finches, spring change of colour in; British, females of the. Fingers, partially coherent, in species of Hylobates. Finlayson, on the Cochin Chinese. Fire, use of. Fischer, on the pugnacity of the male of Lethrus cephalotes. Fischer, F. Von, on display of brightly coloured parts by monkeys in courtship. Fish, eagerness of male; proportion of the sexes in; sounds produced by.
Lesson, on the birds of paradise; on the sea-elephant. Lessona, M., observations on Serranus. Lethrus cephalotes, pugnacity of the males of. Leuciscus phoxinus. Leuckart, R., on the vesicula prostatica; on the influence of the age of parents on the sex of offspring. Levator claviculae muscle. Libellula depressa, colour of the male.
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