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THE ivory-billed woodpecker is not large, as birds go. It is about the size of a crow, but flashier. Its claim to fame is that, though it had been thought extinct since 1944, a lone kayaker spotted it about two years ago, flying around among the cypress trees in the Cache River National Wildlife Refuge.
象牙喙啄木鸟与普通的鸟一样，体形不是很大，跟乌鸦差不多，但羽色较亮。1944年以来人们一直以为它已经灭绝，但大约两年前，一个划着小船的独行客在凯奇河国家野生物保护区的柏树林中发现一只啄木鸟正在四处飞翔，因此，这种鸟就出了名。
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May 11th 2006 | CLARENDON, ARKANSASTHE ivory-billed woodpecker is not large, as birds go. It is about the size of a crow, but flashier. Its claim to fame[1] is that, though it had been thought extinct since 1944, a lone kayaker spotted it about two years ago, flying around among the cypress trees in the Cache River National Wildlife Refuge.
象牙喙啄木鸟与普通的鸟一样，体形不是很大，跟乌鸦差不多，但羽色较亮。1944年以来人们一直以为它已经灭绝，但大约两年前，一个划着小船的独行客在凯奇河国家野生物保护区的柏树林中发现一只啄木鸟正在四处飞翔，因此，这种鸟就出了名。
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May 11th 2006 | CLARENDON, ARKANSASCan a bird stop the pumps coming?THE ivory-billed woodpecker is not large, as birds go. It is about the size of a crow, but flashier. Its claim to fame is that, though it had been thought extinct since 1944, a lone kayaker spotted it about two years ago, flying around among the cypress trees in the Cache River National Wildlife Refuge.
象牙喙啄木鸟与普通的鸟一样，体形不是很大，跟乌鸦差不多，但羽色较亮。1944年以来人们一直以为它已经灭绝，但大约两年前，一个划着小船的独行客在凯奇河国家野生物保护区的柏树林中发现一只啄木鸟正在四处飞翔，因此，这种鸟就出了名。
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May 11th 2006 | CLARENDON, ARKANSASTHE ivory-billed woodpecker is not large, as birds go. It is about the size of a crow, but FLASH ier. Its claim to fame[1] is that, though it had been thought extinct since 1944, a lone kayaker spotted it about two years ago, flying around among the cypress trees in the Cache River National Wildlife Refuge.
象牙喙啄木鸟与普通的鸟一样，体形不是很大，跟乌鸦差不多，但羽色较亮。1944年以来人们一直以为它已经灭绝，但大约两年前，一个划着小船的独行客在凯奇河国家野生物保护区的柏树林中发现一只啄木鸟正在四处飞翔，因此，这种鸟就出了名。
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TEXT 23 To save a woodpecker 为了救一只啄木鸟 May 11th 2006 | CLARENDON, ARKANSAS From The Economist print edition THE ivory-billed woodpecker is not large, as birds go.
象牙喙啄木鸟与普通的鸟一样，体形不是很大，跟乌鸦差不多，但羽色较亮。1944 年以来人们一直以为它已经灭绝，但大约两年前，一个划着小船的独行客在凯奇河国家野生物保护区的柏树林中发现一只啄木鸟正在四处飞翔，因此，这种鸟就出了名。
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Feathers are variously specialized for insulation, flight, formation of body contours, display, and sensory reception.
羽的多种不同类型各有专门用途，如隔温、飞翔、构成体型、炫示和感觉。
- 更多网络解释与飞翔羽相关的网络解释 [注：此内容来源于网络，仅供参考]
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flight feather：飞羽
羽毛在进化史上的出现时间很可能比科学家认为的要迟. 同时,即使中华龙鸟没有羽毛,它仍然能够揭示出羽毛最初进化的目的或许并不是为了飞翔. "介于小盗龙(microraptor)和中华龙鸟之间的多种恐龙都有羽毛,但这些羽毛并不是明显的飞羽(flight feather)".
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Milvus korschun：鸢
例如:鸢(Milvus korschun),俗称老鹰,为我国各地最常见的猛禽. 飞翔时,翼下各有一块白斑,尾呈叉状,易于辨认. 营巢于高大的树上. 捕食田间害鼠,对人有益. 秃鹫(Aegypius monachus),为鹫类中最大的一种. 体羽乌褐色,头顶后部被以绒羽或光秃.
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Spheniscidae：企鹅科
只包括企鹅目(Sphenisciformes)企鹅科(Spheniscidae),包括6属18种企鹅. 全部为不会飞翔而擅长游泳和潜水的海洋鸟类. 体羽呈鳞片状,均匀分布于体表,骨骼沉重,胸骨有发达的龙骨突. 企鹅通常被当作是南极的象征,但企鹅最多的种类却分布在南温带,