Or a footprint of a giant sauropod dinosaur.

或者巨型蜥脚类恐龙的脚印。

But while they would end up evolving to be absolutely enormous, the sauropod dinosaurs had some pretty humble beginnings.

但是， 虽然它们最终会进化成绝对巨大的体型，但蜥脚类恐龙的起源却相当卑微。

And, like modern elephants and even sauropod dinosaurs, it had thick, column-like legs to support its heavy build.

而且， 就像现代大象甚至蜥脚类恐龙一样，它有粗壮的柱状腿来支撑其沉重的体格。

This seems to suggest that sauropod dinosaurs, may have developed the same nesting strategy seen in modern day sea turtles.

这似乎表明蜥脚类恐龙可能已经发展出与现代海龟相同的筑巢策略。

Maximizing your feeding efficiency is a key step for getting big, so long necks and big bodies are pretty closely linked in sauropod dinosaurs.

最大化你的进食效率是变大的关键步骤，所以长脖子和大身体在蜥脚类恐龙中密切相关。

Like most other sauropod dinosaurs, Diplodocus was pretty big - it weighed almost as much as 4 elephants, and was about as long as three school buses.

与大多数其他蜥脚类恐龙一样， 梁龙非常大——它的重量几乎有 4 头大象那么大，长度大约有三辆校车那么长。