An example of macroevolution is the appearance of feathers during the evolution of birds from theropod dinosaurs.
宏
化
一个例子是鸟类在从兽角
化期间羽毛出现。
肉食An example of macroevolution is the appearance of feathers during the evolution of birds from theropod dinosaurs.
宏化一个例子是鸟类在从兽角化期间羽毛出现。
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