How To Look After Small Birds. You will probably be able to find it. Carefully pick it up with the towel and put it in a ventilated box or pet carrier.
If the bird does not have a visible injury it is best to leave it alone. A bird with a broken wing or other injury should not be moved except when absolutely necessary even if it is your pet bird. In Argentina the cuckoo duck egg is dumped by its mother in the nest of an unsuspecting brown hooded gull.
Look for blood broken bones or open wounds on its wings.
If it a nestling without feathers place it back in the nest. If it a nestling without feathers place it back in the nest. To make it comfortable you should line it with a paper towel or a soft cotton cloth. Additionally I perform disease testing at the vets for really suspect birds or for healthy looking birds perform DNA testing which only costs 55 for three diseases ie Polyoma Beak and Feather and Psittacosis.