它是一只小型六足草食动物，被称为孔雀鹿，大概有貘那么大。

It is a small six-legged herbivore called a peacock deer, about the size of a tapir.

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你可能会称我为素食者。但科学家称我为草食动物，因为我只吃叶子、草和其它植物。

You probably would call me a vegetarian. But scientists call me a herbivore because I only eat leaves, grass, and other plants.

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经过八千万年的演化，他们变成了长脖子的草食性恐龙，并且长得像拖拉机那么大了，就如迷惑龙，以前称雷龙，那么大。

Over the course of 80 million years, they evolved into tractor-trailer sized, long-necked plant-eaters, like Apatosaurus, formerly known as Brontosaurus.

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