Using Stink Bug Nymphs as Feeders

I’ve been supplementing the diet of my mantis nymphs with these. They really seem to like them and I’ve found I can collect the eggs and hatch them right in my mantis enclosures. They don’t live more than a day or two after hatching because there are no plants for them to feed on, but that’s long enough to make good use of them. I find them under the leaves of the squash vines in my garden, but you can find them on many types of plants. Note that the nymphs are black and green when freshly hat