Hello, I have a baby pigeon 40 days old that can't use its legs anymore and his feathers are not looking right. He was walking fine until 3 days ago then started to lay down most of the time and limping with the right leg. Yesterday morning was still walking but in the afternoon was immobile...

I found a pigeon and at first it seemed fine but for past 4-5 days his health is continuously dropping. first his legs got paralyzed followed by green watery poop. also he can't eat properly and open its beak while breathing. there is not vet shop in our town.. please tell me what to do.i have...