Rex pauses before he leans down and gingerly picks up the glasses. Well that can't be good. Hopefully that's not Gordon's blood on the glasses. Hopefully he just dropped them when getting away from this area and someone else's blood got on them.

"Okay. Add that to the to-do list: find Gordon."

He glances from the glasses to the tendril, glasses to the tendril.

"It looks like it's trying to communicate with us, though." He crouches and inches closer to the tendril, trying to see more of it and follow it visually to its source. "Wonder what it's trying to say."