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Pando is an aspen grove in Utah.
潘多是犹他州的一片颤杨林。
It is one of the largest and oldest organisms in the world.
它是世界上最大、最古老的生物之一。
Pando is considered a single organism because all of its trees grow from shared roots under the ground.
潘多被认为是“一个”生物，因为它所有的树都是从地下的一团根长出来的。
The DNA of every tree is identical.
每棵树的DNA都是一样的。
Scientists believe that Pando’s first roots grew out of a single seed over 80,000 years ago.
科学家们认为，潘多的第一个根是在8万多年前由一颗种子长成的。
However, the ancient organism’s life may now be in danger.
然而，这种古老生物现在可能处于危险之中。
Pando’s trees are dying faster than they can grow.
潘多的树死得比长得快。
Human activity has disrupted the ecosystem, harming the populations of predator animals.
人类活动破坏了生态系统，捕食性动物数量减少。
This causes overpopulation of deer, who feed on the aspen trees.
这导致以颤杨为食的鹿数量过剩。
Some parts of the grove now have fences for protection.
部分树林已经有栅栏保护了。
