摘要
DEAR EDITOR,Natural selection favors encephalization(i.e., enlargement of relative brain size) not only because it ultimately enhances the survival of organisms but also because it does not impair reproductive success. However, little is known regarding how encephalization does not impact the reproductive success of organisms. Here, by analyzing a dataset of more than 1 000 modern bird species.
基金
supported by the National Natural Science Foundation of China(32125005)
National Science and Technology Innovation 2030 Major Program(2021ZD0204101)
Youth Innovation Promotion Association of the Chinese Academy of Sciences(CAS)(2020086)to S.K.P.
CAS Pioneer Hundred Talents Program to D.P.W。
