一些生物学家们也表示，生活于森林中的象群（其身体稍小，牙齿稍短但更直挺）也许能单独成为一个物种。
Some biologists reckon the forest ones—smaller, with shorter, straighter tusks—may even constitute a distinct species.
生物进化选择了斐波那契布局帮助树木跟踪在天空中不断移动的太阳，让树木即使在最茂盛的森林中也能尽量多地收集阳光。
Evolution chose the Fibonacci pattern to help trees track the sun moving in the sky and to collect the most sunlight even in the thickest forest.
当然它们也有民用的潜力，比如森林巡逻员在交错纵横的森林中很难找到传统的燃料作为补给，但是这里有充足的生物材料供战术机器人“食用”。
There are also civilian applications, such as a forestry patrol over large swathes of territory where traditional fuel may be hard to find, but where there is plenty of biomass to keep the EATR going.
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