Able to rapidly accelerate to 50 kilometers an hour... 它能够很快加速到每小时50公里
to evolve into the deadliest predator since Tyrannosaurus rex. 进化成了 自霸王龙以来最致命的捕食者
But one species of hummingbird has no need to battle. 但有一种蜂鸟不需要战斗
Elongated beaks allow them to feed on a kaleidoscope of different flowers. 长长的喙使它们能够吸食各种花朵
they've evolved to hover just like insects... 它们进化出像昆虫一样的悬停能力
granting them access to the flower's sweet nectar. 因此能够采集到甜甜的花蜜
the pine forest became home to a new breed of creature. 松树林就成为了新物种的家园
With the dinosaurs gone, they were free to come out in the open. 恐龙灭绝之后 它们可以自♥由♥地出来活动