Various Robot Dogs are able to settle on their haunches, some using this pose for charging. The form factor is inherently regular and compact, suited to close-packing for shipping or storage. The platforms can in principle actively stack/unstack and pack/unpack themselves. Future design can further compactify packing, with almost no space wastage.
Yes, we once used this packaing method for local warehousing. It would cause some scraches on the surface by the vibration during transportation. So we added bubble sheets between the layers.