This page has been validated.
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.