.

let me call lalasticklala and seun for you.

whatever you do, please do not eat that bird.
properly dispose of the carcass and try to decongestant your pen.
treat with the appropriate anti-coccidial drugs.

oya prepare mass feeding for your entire village and see how God replenish your bank account.

lol, first approach is to quarantine those that are weak or sick from the smart ones.

the smart or heathy ones should be move from that sport location. it might by bird flu you know. once of the reasons i prefer fish only that more capital intensive and short team investment.

contact where you buy the birds from they will advice you want drugs you for the weak ones or what caused it. i am suspecting cold. maybe you should give them wood fire at night.