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Yolk androgens reduce offspring survival.
Females may favour some offspring over others by differential deposition of yolk hormones. In American kestrels (Falco sparverius), we found that yolks of eggs laid late in the sequence of a clutch had more testosterone (T) and androstenedione (A4) than yolks of first-laid eggs. To investigate the e...
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| Main Authors: | , |
|---|---|
| 格式: | Artigo |
| 語言: | Inglês |
| 出版: |
2000
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| 主題: | |
| 在線閱讀: | https://ncbi.nlm.nih.gov/pmc/articles/PMC1690699/ https://ncbi.nlm.nih.gov/pubmed/10983830 |
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