https://www.cnet.com/news/cdc-wont-discourage-you-from-dressing-chickens-in-costumes/

The CDC issued an official statement last week to scratch out erroneous media reports about chickens and Halloween costumes. 

"Despite news reports to the contrary, the Centers for Disease Control and Prevention (CDC) has not warned people against dressing chickens in Halloween costumes," the government agency said in no uncertain terms.