The smooth bit there was a pubic symphysis. The broad, curved edge was an iliac crest. “What is it?” Rapscallion asked. “Something good?” “I’m not sure,” Zhang said. “Just some debris, I guess.” That was a lie, of course. He didn’t want to admit to the robot what he’d found. Not yet. But there was really no question. He recognized the thing in his hand just fine. It was part of a male human pelvis.
First of all, how did you even recognize it? Second of all how in the actual f do you know it's male because that's not actually possible.
