Chapman, Dr., on stridulation in Scolytus.
Chapuis, Dr., on the transmission of sexual peculiarities in pigeons; on streaked Belgian pigeons.
Char, male, colouring of, during the breeding season.
Characters, male, developed in females; secondary sexual, transmitted through both sexes; natural, artificial, exaggeration of, by man.
Charadrus hiaticula and pluvialis, sexes and young of.
Chardin on the Persians.
Charms, worn by women.
Charruas, freedom of divorce among the.
Chasmorhynchus, difference of colour in the sexes of; colours of.
Chasmorhynchus niveus.