Skinny plant-eaters are like skinny animal-eaters. They’re not that much into food, unless they’ve been bingeing and purging, and that happens in both categories.
People into food don’t move their food around the plate conflicted over what to do with it.
The smartest approach to take when assessing your own weight is not to compare yourself to others whom you want to look like. Find your best self and take the best steps for you to achieve that look.