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News in Physiological Sciences, Vol 3, 69-71, Copyright © 1988 by International Union of Physiological Sciences
ARTICLES |
CC Monge, F Leon-Velarde and G Gomez de la Torre
The hypoxic and dry environment of the high mountains seems to select eggshells with porosities appropriate for the altitudinal level. At moderate altitudes, the conservation of water takes precedence over the oxygen-supply gradient. At very high altitudes there is a compromise between reducing water loss on the one hand and the defense of the oxygen supply to the embryo on the other.
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