able to hide in holes, had survived. 藏在洞中 幸存下来
One of the most violent events in our planet's history 地球历史上最剧烈的事件之一
But in time, everything changed. 但是随着时间的推移 一切都改变了
Hidden in the ancient Jurassic forests... 躲藏在古代侏罗纪森林之中
In the four billion years of life on our planet, 地球生命的40亿年历程中
No longer in the shadow of the dinosaurs... 不再生活在恐龙的阴影之下
they've found a way to thrive in almost every corner of the planet. 几乎在地球上的每一个角落繁荣发展
In contrast, the cold-blooded iguanas are slow and sluggish... 相比之下 冷血的海鬣蜥动作迟缓
fine-tuning them to no longer fly in the air, 不再将其用于飞行