in a way the reptiles perfected millions of years ago. 爬行动物在数百万年前 将这种方法予以完善
Yet one of the ruling reptiles from this era has survived. 然而统治这个时代的爬行动物中 有一种幸存了下来
Reptiles once ruled the skies and the waves. 爬行动物曾统治天空和海洋
this group of ancient reptiles made a huge evolutionary step. 这群古代爬行动物 就迈出了巨大的进化步伐
while reptiles dominate with a confident swagger. 而爬行动物则以自信的姿态 统治着世界
Today's reptiles are such experts at living in the margins, 今天的爬行动物如此擅长在边缘生存
...reptiles have had to adapt to an ever more crowded world. 爬行动物 不得不适应一个越来越拥挤的世界
some reptiles have grown to epic proportions. 一些爬行动物长得异常巨大
it was much larger reptiles who would change the course of history. 即将改变历史进程的 是更大的爬行动物