But he's not alone. 但它并不孤单 A younger male wants this prime spot. 一只年轻的雄性也想要这个绝佳位置 The older one can't ignore the threat. 年长的骇鸟不能无视威胁 The youngster refuses to back down. 年轻的骇鸟拒绝退让 He needs a territory of his own. 它需要自己的领地 The two beg...
is that competition drives adaptation. 竞争推动适应 And the most acute competition comes from one's own kind. 最激烈的竞争来自同类 A male terror bird. 一只雄性骇鸟 His territory is the lakeshore. 湖岸是它的领地 But he's not alone. 但它并不孤单 A younger male wants th...
And the most acute competition comes from one's own kind. 最激烈的竞争来自同类 A male terror bird. 一只雄性骇鸟 His territory is the lakeshore. 湖岸是它的领地 But he's not alone. 但它并不孤单 A younger male wants this prime spot. 一只年轻的雄性也想要这个绝佳位置 The older one ...
A male terror bird. 一只雄性骇鸟 His territory is the lakeshore. 湖岸是它的领地 But he's not alone. 但它并不孤单 A younger male wants this prime spot. 一只年轻的雄性也想要这个绝佳位置 The older one can't ignore the threat. 年长的骇鸟不能无视威胁 The youngster refuses to back do...
The first rule of life, that the best adapted will win through... 生命的第一条法则适者生存 ...has produced the huge diversity that exists today. 产生了现存的巨大的生物多样性 The next rule of life 生命的第二条法则是 is that competition drives adaptation. 竞争推动适应 And the most a...
...has produced the huge diversity that exists today. 产生了现存的巨大的生物多样性 The next rule of life 生命的第二条法则是 is that competition drives adaptation. 竞争推动适应 And the most acute competition comes from one's own kind. 最激烈的竞争来自同类 A male terror bird. ...
The next rule of life 生命的第二条法则是 is that competition drives adaptation. 竞争推动适应 And the most acute competition comes from one's own kind. 最激烈的竞争来自同类 A male terror bird. 一只雄性骇鸟 His territory is the lakeshore. 湖岸是它的领地 But he's not alone...
What's more, the fake eggs produce a sweet nectar that attracts ants... 而且假卵分泌出甜蜜 吸引蚂蚁 that feed on caterpillars. 而蚂蚁则以毛虫为食物 The first rule of life, that the best adapted will win through... 生命的第一条法则适者生存 ...has produced the huge diversi...
that feed on caterpillars. 而蚂蚁则以毛虫为食物 The first rule of life, that the best adapted will win through... 生命的第一条法则适者生存 ...has produced the huge diversity that exists today. 产生了现存的巨大的生物多样性 The next rule of life 生命的第二条法则是 is that competition dr...
...forming growths on their leaves that mimic butterfly eggs... 在叶子上长出类似于蝴蝶卵的东西 deterring any females from laying there. 阻止雌性在上面产卵 What's more, the fake eggs produce a sweet nectar that attracts ants... 而且假卵分泌出甜蜜 吸引蚂蚁 that feed on cater...