Contributions to the Theory of Natural Selection: A Series of EssaysWallace, Alfred Russel
Science
Contributions to the Theory of Natural Selection: A Series of Essays
Wallace, Alfred Russel
Natural selection
We must now enquire if we have any evidence to show, or any reason to
believe, that a hairy covering to the back would be in any degree
hurtful to savage man, or to man in any stage of his progress from his
lower animal form; and if it were merely useless, could it have been so
entirely and completely removed as not to be continually reappearing in
mixed races? Let us look to savage man for some light on these points.
One of the most common habits of savages is to use some covering for the
back and shoulders, even when they have none on any other part of the
body. The early voyagers observed with surprise, that the Tasmanians,
both men and women, wore the kangaroo-skin, which was their only
covering, not from any feeling of modesty, but over the shoulders to
keep the back dry and warm. A cloth over the shoulders was also the
national dress of the Maories. The Patagonians wear a cloak or mantle
over the shoulders, and the Fuegians often wear a small piece of skin on
the back, laced on, and shifted from side to side as the wind blows.
The Hottentots also wore a somewhat similar skin over the back, which
they never removed, and in which they were buried. Even in the tropics
most savages take precautions to keep their backs dry. The natives of
Timor use the leaf of a fan palm, carefully stitched up and folded,
which they always carry with them, and which, held over the back, forms
an admirable protection from the rain. Almost all the Malay races, as
well as the Indians of South America, make great palm-leaf hats, four
feet or more across, which they use during their canoe voyages to
protect their bodies from heavy showers of rain; and they use smaller
hats of the same kind when travelling by land.
We find, then, that so far from there being any reason to believe that a
hairy covering to the back could have been hurtful or even useless to
pre-historic man, the habits of modern savages indicate exactly the
opposite view, as they evidently feel the want of it, and are obliged to
provide substitutes of various kinds. The perfectly erect posture of
man, may be supposed to have something to do with the disappearance of
the hair from his body, while it remains on his head; but when walking,
exposed to rain and wind, a man naturally stoops forwards, and thus
exposes his back; and the undoubted fact, that most savages feel the
effects of cold and wet most severely in that part of the body,
sufficiently demonstrates that the hair could not have ceased to grow
there merely because it was useless, even if it were likely that a
character so long persistent in the entire order of mammalia, could have
so completely disappeared, under the influence of so weak a selective
power as a diminished usefulness.
_Man's Naked Skin could not have been produced by Natural Selection._
Public-domain text, read in full here on John Shaqi.
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