They are naked. You can see the shape of their butt and they are not wearing dark pants.
The 'lab' coats are to keep their clothes clean while they do whatever they plan to do. I remember in kindergarten we had to wear one of our Dad's shirt backwards to keep our clothes clean while we painted.
Isn't this cause to arrest No Name now?
Can't read the WSJ but I did archive the headlines
She is an artist and makes that. I think some can be eaten. There is a picture of a head sucker with a kid licking it.