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Image Credit

Description:
A four-legged robot walks in a field with soldiers in the background. It is made mostly of metal and it does not have a face.
Source:
Sgt. Sarah Anderson, United States Marine Corps
License:
Public domain
Source URL:
https://commons.wikimedia.org/wiki/File:Marines_use_experimental_technology_during_RIMPAC_2014_140710-M-LV138-212.jpg

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