Share 'Newbie questions'

Hi all, I’m very new to the world of keeping slime molds and found a few wild specimens on a walk yesterday, and have already placed them in a glass jar with potting soil, some fallen leaves and a few sticks with lichen. I believe that I found Arcyria incarnata, and possibly Hemitrichia of some kind. My first question is; are these species viable for keeping as pets, and how should I expect them…