The medicine had worn off.
Sam lay, sweating and shivering in his small bed, his skinny frame hardly visible under the blankets Dean had piled up over him.
"T'tell me a story Dean."
Dean wracked his brains. There were no books in the spartan apartment. But as Sam's small hand wormed its way into his own, something sprang to mind.
"Did you know that the first thing a chick sees is imprinted on them and they follow it around like it's their parent even it it's not?"
"Really? What if it was a cat?"
Dean smiled. Sam seemed more alert.
A/N For PlantinumRoseLady - believe me, I know how adult Chicken Pox is - I was there too. (seriously, PM if you need to talk)