A Japanese town has deployed robot wolves to scare off bears that have become an increasingly dangerous nuisance in the countryside.
원문출처 : https://www.cnn.com/2020/11/12/asia/japanese-monster-wolf-robots-intl-hnk/index.html
원문출처 : https://www.cnn.com/2020/11/12/asia/japanese-monster-wolf-robots-intl-hnk/index.html