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The Descent of Man.
Part II.
carried, as Mr. Gould shewed me, to a wonderful extreme in some species belonging to nearly every sub-group. Such cases are curiously like those which we see in our fancy breeds, reared by man for the sake of ornament: certain individuals originally varied in one character, and other individuals of the
Fig. 49.
Spathura underwoodi, male and female (from Brehm).
