United States or Romania ? Vote for the TOP Country of the Week !
In an allied Indian form, the Iphias glaucippe, the orange-tips are fully developed in both sexes. In this Iphias, as pointed out to me by Mr. A. Butler, the under surface of the wings marvellously resembles a pale- coloured leaf; and in our English orange-tip, the under surface resembles the flower-head of the wild parsley, on which the butterfly often rests at night.
Bustards, occurrence of sexual differences and of polygamy among the; love-gestures of the male; double moult in. Butler, A.G., on sexual differences in the wings of Aricoris epitus; courtship of butterflies; on the colouring of the sexes in species of Thecla; on the resemblance of Iphias glaucippe to a leaf; on the rejection of certain moths and caterpillars by lizards and frogs.
Intellect, influence of, in natural selection in civilised society. Intellectual faculties, their influence on natural selection in man; probably perfected through natural selection. Intelligence, Mr. H. Spencer on the dawn of. Intemperance, no reproach among savages; its destructiveness. Intoxication in monkeys. Iphias glaucippe. Iris, sexual difference in the colour of the, in birds.
Word Of The Day