Moths, absence of mouth in some males; apterous female; male,
prehensile use of the tarsi by; male, attracted by females; sound
produced by; coloration of; sexual differences of colour in.
Motmot, inheritance of mutilation of tail feathers; racket-shaped
feathers in the tail of a.
Moult, double; double annual, in birds.
Moulting of birds.
Moults, partial.
Mouse, song of.
Moustache-monkey, colours of the.
Moustaches, in monkeys.
Mud-turtle, long claws of the male.
Mulattoes, persistent fertility of; immunity of, from yellow fever.
Mule, sterility and strong vitality of the.
Mules, rational.
Muller, Ferd., on the Mexicans and Peruvians.
Muller, Fritz, on astomatous males of Tanais; on the disappearance of
spots and stripes in adult mammals; on the proportions of the sexes in
some Crustacea; on secondary sexual characters in various Crustaceans;
musical contest between male Cicadae; mode of holding wings in Castina;
on birds shewing a preference for certain colours; on the sexual
maturity of young amphipod Crustacea.
Muller, Hermann, emergence of bees, from pupa; pollen-gathering of
bees; proportion of sexes in bees; courting of Eristalis; colour and
sexual selection with bees.
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