随便搭几根树枝就敢下蛋？为什么有的鸟筑巢能这么敷衍？Why are some birds so perfunctory in building their nests? from 鑴垮▌绡撹効濞勯檱鑴挎悅 鑴垮▌绡鑴垮▌鍗効濞勯垾锟借効濞勬嫥鑴挎悅閳ュ鐘呂参崇妳尾涔呯妳尾锟借効濞勯鑴垮▌椹効濞勯殕鑴垮▌椹効濞勭倝鑴垮▌閳ワ拷鑴垮▌鍗効濞勬埉鑴垮▌閳ユ鐘呂茶佺妳尾锟絰 Watch Video
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