"There are different species? What exactly-" Luis caught himself just in time. There he went on the biology tangent again. He really needed to learn some self control.

He rushed over and tried to help Kang push, but he ended up feeling like the big guy did most of the work. Once the table was barricaded, he exhaled a sharp breath and then took a few steps back. "Dr. Luis Sera, Chief Science Officer," he offered. "You?"