Electronic device and pet robot

An electronic device comprising:

• a movable section;
• a motor section to operate the movable section;
• a motor fixture to stabilize a part of the motor section;
• a body to accommodate at least a part of the motor section and the motor fixture;
• and
• a coupler to rotatably couple the movable section to the body, wherein
• the body includes a first casing to which the motor fixture is attached, and a second casing that engages with the first casing,
• the movable section, the coupler, the motor fixture, and the motor section are included in an action unit, and are connected to each other fixedly or rotatably,
• the motor fixture is fastened to the first casing, and
• with the second casing being removed, a motor fixture attachment site is provided at a tool manipulatable position at which a tool is manipulatable for removing the motor section from the first casing, the motor fixture attachment site being a position where the motor fixture is fastened to the first casing.