然而剑齿龟生活的年代还没有草生长，因而食物来源可能是二叠纪植物群的茎或叶。

Grasses did not exist at that time but it may have fed on stems or leaves of Permian flora.

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如果你的项目是饲养一群小水龟，回报可以包括和小水龟的合影，赠与小水龟印在纸上的足迹，出资较高的人，还会拥有水龟的命名权。

If your project is to breed a bunch of baby terrapins, your rewards could include things like photos of the terrapins, footprints on paper and, for higher donations, maybe even naming rights.

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