Intriguingly , carbon dating reveals that many of the fossils of the larger creatures , especially the dodos and tortoises , accumulated between about 4235 years and 4100 years ago , the researchers report in the march issue ofnaturwissenschaften .

研究人员在三月份的《自然科学》（naturwissenschaften）上报道说：有趣的是，通过碳年代测定法发现许多大型动物的化石，尤其是渡渡鸟和乌龟的化石，都是在4235年前到4100年前之间积累起来的。

There must be a way out for dodos like me .

必须有一个像我这样的渡渡鸟出路。

Along with small fossils such as pollen , seeds , insects , and snails , the team 's recent diggings have brought to light a rich layer of fossils of bats , songbirds , dodos , and extinct giant tortoises .

除了花粉、种子、昆虫和蜗牛等小型化石，研究小组最近通过发掘还发现了含有许多蝙蝠、鸣禽、渡渡鸟和绝种巨龟化石的土层。