In the book you tell the story of how UPS, the United Parcel Service folks, optimized its delivery route sort of on, sort of based of logic of ants. Tell us about that.

您在书中讲述的故事，美国UPS公司，是根据蚂蚁的逻辑优化其交付路线安排的，跟我们讲讲这个。

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The ants originally hail from South America and spread to the United States 75 years ago.

火蚁原来分布于南美洲，75年前来到了美国。

youdao

Last year Ma staged a fifth-anniversary bash, in an arena, for all 2, 000 employees, with Taobaoists waving flags of worker ants, the mascot of Taobao--because enough ants united can defeat an elephant.

FORBES: OutFront

Researchers at the University of Texas are warning that the invasive species from South America has the potential to change the ecological balance in the southeastern United States, largely because the ants can wipe out colonies of what's been widely considered the insect villain of the region, the fire ant.

CNN: 'Crazy ants' a threat in southern U.S.

At high-end bars in the United States and United Kingdom, bartenders are crafting cocktails with ingredients like crickets, tarantulas, scorpions and even giant ants.

BBC: Insect-infused cocktails