I agree that without a necropsy, it can be hard to know what is causing the severe illness. Here is a link where to contact your state vet or poultry lab:
http://www.metzerfarms.com/PoultryLabs.cfm
The body must be refrigerated, not frozen, and delivered on ice packs. Place it inside two garbage bags. Most labs are open M-F so overnight shipping or hand delivering is the only way to go.
http://www.metzerfarms.com/PoultryLabs.cfm
The body must be refrigerated, not frozen, and delivered on ice packs. Place it inside two garbage bags. Most labs are open M-F so overnight shipping or hand delivering is the only way to go.