Birds

It was a lush, green planet, more than Lister would have expected. Though at least that made sense; with water, there could be life.

What puzzled him were the birds.

There might have been other animals there, but the birds were impossible to miss. They held their distance, circling above them. Cat would stop now and then to sniff the air, and glance up. "I don't get it," he said, "There's something off.

Later, of course, Rimmer explained everything. How there was only his DNA to work with. How he'd tried and failed.

What had been hiding in the woods?