[Well, this was a much more hilarious reaction than the ones she's had so far from others. She grins, still in his body, and clears her throat.]

Anyone, anything. Within reason.

[Things that were larger than her or significantly smaller took a toll on her body and were harder to maintain. She wasn't going to just share that with someone she'd only just met, though. She lets her body shift back to its resting form, pulling a knee up to her chest. She's more comfortable speaking to him now that he knows about her mutation, and it shows in her posture.]

I've never tried something more than a few times my size, and I've always stuck to living things.

[The idea of shifting into something that doesn't naturally breathe is -- unsettling.]