Pickering, on the number of species of man.
Picton, J.A., on the soul of man.
Picus auratus.
Picus major.
Pieris.
Pigeon, female, deserting a weakened mate; carrier, late development of
the wattle in; pouter, late development of crop in; domestic, breeds
and sub-breeds of.
Pigeons, nestling, fed by the secretion of the crop of both parents;
changes of plumage in; transmission of sexual peculiarities in;
Belgian, with black-streaked males; changing colour after several
moultings; numerical proportion of the sexes in; cooing of; variations
in plumage of; display of plumage by male; local memory of; antipathy
of female, to certain males; pairing of; profligate male and female;
wing-bars and tail-feathers of; supposititious breed of; pouter and
carrier, peculiarities of, predominant in males; nidification of;
Australian; immature plumage of the.
Pigs, origin of the improved breeds of; numerical proportion of the
sexes in; stripes of young; tusks of miocene; sexual preference shewn
by.
Pike, American, brilliant colours of the male, during the breeding
season.
Pike, reasoning powers of; male, devoured by females.
Pike, L.O., on the psychical elements of religion.
Pimelia striata, sounds produced by the female.
Pinel, hairiness in idiots.
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