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Tibetan Birds Lay Larger Eggs at the Cost of Egg Number
[post]
2021
unpublished
Life history theory predicts that when breeding in harsh environments, selection favors organisms to allocate more energy into fewer offspring at the expense of offspring number. However, it is unclear whether such a trade-off remains evident in the presence of parental care, which might compromise the maternal investment to offspring quality. We address this question using a comparative approach for phylogenetically-paired passerines breeding in the Tibet Plateau vs. adjacent lowlands, the two
doi:10.21203/rs.3.rs-170320/v1
fatcat:p4vmsdoywjc2ndoynorl3ahbsu