Baby bunnies with no momma. Is it hard to raise them. I've done extensive research. Two days old at most

Rogers wildlife mainly deals with birds. I would suggest calling and trying to locate someone who specializes in rehabbing bunnies

Are they wild or domestic?

Call them, but like Josh said, they mainly do birds... You could try bottle feeding rabbits, get formula at tractor supply store, you'll have to do it every couple of hours or so...

Mother bunnies only show up once a day. Its likely shes around somewhere. You can contact WildRescuetexas.org. To answer your question, yes bunnies are a LOT of work.

They are wild