[Ralph's eyes widen when he sees the remnants of food. Cy-Bugs wouldn't leave a scrap, they ate everything. There definitely had been survivors here at some point, but it was hard to tell how long ago. He starts following the trail of debris, when Virgil speaks up.

He freezes in place and looks back towards the scientist, hissing a hasty whisper at him.]

If it hasn't been there before, then it's probably somethin' the Cy-Bugs caused. We gotta get these survivors out quick before there's any trouble.