Pheasant, Silver, triumphant male, deposed on account of spoiled plumage; sexual coloration of the.
Pheasant, Soemmerring’s.
Pheasant, Tragopan, display of plumage by the male; marking of the sexes of the.
Pheasants, period of acquisition of male characters in the family of the; proportion of sexes in chicks of; length of the tail in.
Philters, worn by women.
Phoca groenlandica, sexual difference in the coloration of.
Phoenicura ruticilla.
Phosphorescence of insects.
Phryganidae, copulation of distinct species of.
Phryniscus nigricans.