A moving body including an external world information acquisition device is autonomously movable based on external world information acquired by the external world information acquisition device. The external world information acquisition device is arranged on an inner side of the moving body than an outer shell member of the moving body, and is formed with an external world information acquisition surface. The outer shell member has an opening portion. The moving body includes a cover member which is provided between the external world information acquisition device and the opening portion. The external world information acquisition surface acquires the external world information via the cover member. The cover member has a flat plate shape, and is arranged to face the external world information acquisition surface, and to be inclined in an upper-lower direction and a left-right direction of the moving body with respect to the external world information acquisition surface.