The Descent of Man

ed, a large oblong white mask, narrowlyedged
with black, covers the face up to the eyes
(Fig. 71); there are three white stripes on the
forehead, and the ears are marked with white.
The fawns of this species are of a uniform pale
yellowish-brown. In Damalis albifrons the colouring
of the head differs from that in the last
species in a single white stripe replacing the
three stripes, and in the ears being almost wholly
white. (38. See the fine plates in A. Smith's
'Zoology of South Africa,' and Dr. Gray's 'Gleanings
from the Menagerie of Knowsley.') After
having studied to the best of my ability the
sexual differences of animals belonging to all
classes, I cannot avoid the conclusion that the
curiously-arranged colours of many antelopes,
though common to both sexes, are the result of
sexual selection primarily applied to the male.
The same conclusion may perhaps be extended
to the tiger, one of the most beautiful animals in
the world, the sexes of which cannot be distin-