孔雀尾有指植物药材,亦有指动物药材。前者是华中铁角蕨的全草、根,清热,利湿,止血;后者指孔雀的尾羽,烧焦研末,可治咽喉肿痛。
1860年,查尔斯·达尔文曾在一封信中沮丧的表示,自然选择无法解释雄孔雀尾屏的存在,因为它极大的拖累了飞行。
In an 1860 letter Charles Darwin despaired over how natural selection could account for such an impediment to flight as a peacock's train.
1860年,查尔斯·达尔文曾在一封信中沮丧的表示,自然选择无法解释雄孔雀尾屏的存在,因为它极大的拖累了飞行。
In an 1860 letter Charles Darwin despaired over how natural selection could account for such an impediment to flight as a peacock 's train.
对于雄孔雀来说,硕长且沉重的尾屏是个沉重的负担,而过多的羽毛可能也同样拖累了近鸟龙。
And just as their long, heavy trains pose a burden to peacocks, the extravagant feathers of Anchiornis may have been a bit of a drag, literally.
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