There is provided a pet cage for attachment to a trailer hitch of a vehicle, the cage comprising a floor, one or more sidewalls and a top panel, the floor, the sidewalls and the top panel being attached together and defining an enclosed space for accommodating a pet a door fitted in one of the sidewalls and a support attached to the floor, the sidewalls and/or the top panel for supporting the cage above ground, the support having a coupling end for attachment to the trailer hitch of the vehicle.