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parakeet.
INDEX.
perch.
667
- Parakeet, Australian, variation in the colour of the thighs of a male, 423.
- Parallelism of development of species and languages, 90.
- Parasites on man and animals, 7, 8; as evidence of specific identity or distinctness, 169; immunity from, correlated with colour, 193.
- Parental feeling in earwigs, starfishes, and spiders, 106; affection, partly a result of natural selection, 105.
- Parents, age of, influence upon sex of offspring, 245.
- Parinæ, sexual difference of colour in, 458.
- Park, Mungo, negro-women teaching their children to love the truth, 118; his treatment by the negrowomen, 118, 562; on negro opinions of the appearance of white men, 579.
- Parker, Mr., no bird or reptile in line of mammalian descent, 158.
- Parrot, racket-shaped feathers in the tail of a, 384; instance of benevolence in a, 411.
- Parrots, change of colour in, 60; imitative faculties of, 73; living in triplets, 409; affection of, 410; colours and nidification of the, 455, 457, 458; immature plumage of the, 467; colours of, 489; sexual differences of colour in, 494; musical powers of, 570.
- Parthenogenesis in the Tenthredinæ, 254; in Cynipidæ, 254; in Crustacea, 255.
- Partridge, monogamous, 219; proportion of the sexes in the, 248; female, 471.
- " dances," 380, 405.
- Partridges, living in triplets, 409; spring coveys of male, 409; distinguishing persons, 412.
- Parus cœruleus, 458.
- Passer, sexes and young of, 483.
- brachydactylus, 483.
- domesticus, 455, 483.
- montanus, 455, 483.
- Patagonians, self-sacrifice by, 111; marriages of, 598.
- Patterson, Mr., on the Agrionidæ, 290.
- Patteson, Bishop, decrease of Melanesians, 185.
- Paulistas of Brazil, 173.
- Pavo cristatus, 236, 430.
- muticus, 236, 430; possession of spurs by the female, 364, 450.
- nigripennis, 419.
- Payaguas Indians, thin legs and thick arms of the, 32.
- Payan, Mr., on the proportion of the sexes in sheep, 246.
- Peacock, polygamous, 219; sexual characters of, 236; pugnacity of the, 364; rattling of the quills by, 375; elongated tail-coverts of the, 384, 402; love of display of the, 394, 431; ocellated spots of the, 430; inconvenience of long tail of the, to the female, 444, 451, 452; continued increase of beauty of the, 485.
- butterfly, 312.
- Peafowl, preference of females for a particular male, 418; first advances made by the female, 419.
- Pediculi of domestic animals and man, 169.
- Pedigree of man, 165.
- Pedionomus torquatus, sexes of, 473.
- Peel, J., on horned sheep, 505.
- Peewit, wing-tubercles of the male, 366.
- Pelagic animals, transparency of, 261.
- Pelecanus erythrorhynchus, horny crest on the beak of the male, during the breeding season, 390.
- onocrotalus, spring plumage of, 393.
- Pelelé, an African ornament, 576.
- Pelican, blind, fed by his companions, 102; young, guided by old birds, 102; pugnacity of the male, 362.
- Pelicans, fishing in concert, 101.
- Pelobius Hermanni, stridulation of, 303, 304.
- Pelvis, alteration of, to suit the erect attitude of man, 53; differences of the, in the sexes in man, 557.
- Penelope nigra, sound produced by the male, 377.
- Pennant, on the battles of seals, 500; on the bladder-nose seal, 528.
- Penthe, antennal cushions of the male, 276.
- Perch, brightness of male, during breeding season, 340.