Chinese engineers are developing a large, four-legged robotic “yak,” that is supposed to be capable of hauling as much cargo as two real yaks. It has the same concept as the robo-dog that Waltham, Massachusetts-based Boston Dynamics has popularized over the last decade. The robot has four spindly legs and a barrel-shaped body. It is topped off with a cargo-carrying metal rack. Global Times, a Chinese tabloid with links to the Chinese government, claims it can carry up to 160 kilograms (352 pounds) and travel at up to 6.21 miles per hour. The Chinese Communist Party claims that it is…