star fish

Hello all, just recently purchased a red fromia about 4-5inches across in length. 3 days later, I find this somewhat close to where the fromia hangs out. is this a pest or a fromia baby? I don't know anything about fromia reproduction, so I am very skeptical about it being a baby. help!!

Part 2 to TBS "The Package" arrived on Thursday, and they included a Serpent Star (about 4" across). I've fed him a cube of Mysis Shrimp twice now, and he comes out pretty quick even with lights still somewhat on to take it. But honestly, he scares the heck out of me. I'm also worried he'll go...

I'm still fairly new to the hobby and have yet to find my go to store. Do you guys know of any great places that always tend to have a wide variety of livestock? I'm mostly looking for inverts like star fish and anemones. All the places I've found usually just stock basic coral and large fish so...