Gao Wei. Avian Ecology. Journal of Northeast Normal University Press, 1993.

高玮编著。鸟类生态学。东北师范大学出版社，1993。

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The purpose of this research is to apply the 3s technique in the avian ecology research.

本研究的目的是将3s技术应用于鸟类生态学研究。

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Gao Wei et al. The avian ecology in northeastern China. Jilin Science and Technology Press, 2004.

高玮等。东北地区洞巢鸟类生态学。吉林科学技术出版社，2004。

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After determining the initial sex ratios of a series of clutches, the researchers added or subtracted chicks to increase or decrease the father's workload (a standard trick in avian ecology, made possible by the fact that parents do not recognise their own young until close to the time at which they leave the nest).

ECONOMIST: Sexy sons, dutiful daughters | The