Third picture is them in their plastic bin digging box - everything is covered in sand and they stuffed the potty house with their litter layer mixture and then guarded it like a little den - but it's their space so who am I to judge
Practice and looking from all angles, including upside down (them not me
), helped me in the beginning. Telling a hybrid is even harder, especially if just using photographs... I am much more of a hands-on person.