Likely not corrosive, then. If it were an insect's, you would probably already feel them biting. But a larger predator would--

[It's easy to get preoccupied trying to figure out what exactly Shane is trapped by. Knowing that, after all, could be important to knowing how to get free. Still, he's distracted from his musings by the way Shane stares, raising a questioning eyebrow at him.]

Are you sure you're alright? You seem a little out of sorts.