1.同种动物之间因为争夺食物,配偶等发生的战斗,一般不造成肉体的伤害,这样偶什么意义?2.很多鸟类的雄性个体有着漂亮的羽毛吸引雌性,有些鹿类的雄性个体有着大而分叉的角.想一想,漂亮
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![1.同种动物之间因为争夺食物,配偶等发生的战斗,一般不造成肉体的伤害,这样偶什么意义?2.很多鸟类的雄性个体有着漂亮的羽毛吸引雌性,有些鹿类的雄性个体有着大而分叉的角.想一想,漂亮](/uploads/image/z/5900247-63-7.jpg?t=1.%E5%90%8C%E7%A7%8D%E5%8A%A8%E7%89%A9%E4%B9%8B%E9%97%B4%E5%9B%A0%E4%B8%BA%E4%BA%89%E5%A4%BA%E9%A3%9F%E7%89%A9%2C%E9%85%8D%E5%81%B6%E7%AD%89%E5%8F%91%E7%94%9F%E7%9A%84%E6%88%98%E6%96%97%2C%E4%B8%80%E8%88%AC%E4%B8%8D%E9%80%A0%E6%88%90%E8%82%89%E4%BD%93%E7%9A%84%E4%BC%A4%E5%AE%B3%2C%E8%BF%99%E6%A0%B7%E5%81%B6%E4%BB%80%E4%B9%88%E6%84%8F%E4%B9%89%3F2.%E5%BE%88%E5%A4%9A%E9%B8%9F%E7%B1%BB%E7%9A%84%E9%9B%84%E6%80%A7%E4%B8%AA%E4%BD%93%E6%9C%89%E7%9D%80%E6%BC%82%E4%BA%AE%E7%9A%84%E7%BE%BD%E6%AF%9B%E5%90%B8%E5%BC%95%E9%9B%8C%E6%80%A7%2C%E6%9C%89%E4%BA%9B%E9%B9%BF%E7%B1%BB%E7%9A%84%E9%9B%84%E6%80%A7%E4%B8%AA%E4%BD%93%E6%9C%89%E7%9D%80%E5%A4%A7%E8%80%8C%E5%88%86%E5%8F%89%E7%9A%84%E8%A7%92.%E6%83%B3%E4%B8%80%E6%83%B3%2C%E6%BC%82%E4%BA%AE)
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