"I think you're crazy. If you have any idea of sitting outside to wait for them, you'll freeze to death. Not only that, there's no moon. You wouldn't be able to see your hand in front of your face."
"How do the birds see?"
"Maybe they aren't night birds. Maybe they migrated somewhere else."
"And if I use a light, it might scare them away," I mused. "Well, maybe I'm not supposed to wait outside, anyway."
Rene went in and switched on the heat and lights.
"Leave the outside port open," I said.
"Why?"
"So the birds can knock."
"Can what?"
"Well, it's possible," I said defensively. "It won't hurt anything to leave it open."