thedisneyblog.com

oB4lo TIL To try to combat mosquito outbreaks, Disney World monitors coops of “sentinel chickens” that are stationed around the park. If a mosquito-borne virus shows up in the chickens’ blood, Disney doubles down on its bug-slaying efforts in the area.
9YQvm TIL Disney uses test chickens to see where mosquitos are in the park. Disney strategically places groups of chickens around the park and regularly test them for mosquito borne viruses to see where mosquitoes are in the park.