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脊椎动物的进化表现在很多方面,生殖方式的进化带给我们的启示是,进化程度越高,亲代对子代的付出也就越多。我们的父母亲承担了进化带来的所有风险和痛苦,要懂得感恩。
The evolution of vertebrates in many ways, the evolution of reproductive methods to our enlightenment is that the higher the degree of evolution, parents and children to pay more. Our parents have taken all the risks and pains of evolution and must be grateful.