The egg mass was not negatively correlated with relative fecundity, suggesting that the trade-off between size and number of eggs was absent in the lizard.

卵重与相对生育力之间无显著的负相关性，表明蜡皮蜥缺乏卵数量与卵大小之间的权衡。

youdao

Then I trade eggs for rice, pigeons and etc.

然后我用蛋换大米、鸽子和其他东西。

youdao

Brussels has said that any trade in non-compliant eggs "should be avoided" but any further measures to ensure compliance needed more consideration.

BBC: MPs urge export ban on eggs laid by battery caged hens

My attention was drawn to this market by a review at the Feminist Law Professors Blog on the newest book in the gamete-trade, Sex Cells: The Medical Market for Eggs and Sperm.

FORBES: Sperm Donors are from Mars, Ova-Sellers from Venus

He also has something to trade, which should allow him to be choosy about which females he allows to lay their eggs in his nest.

ECONOMIST: Birds do it, bees do it | The