hand rear

Just got a food gram scale delivered, the baby cockatiel (35-36 days old) I'm nursing back to health after the mom stopped feeding him is 51 grams, at 5 weeks he should be the double. I don't know if he lost that much weight under my care or the 12+ hours the mother did not even go into the nest...

Hi there, I’ve found myself ina situation that has resulted in me having to hand rear a baby conure in the next few days. I am unsure of how old the baby is, I’ve been told 6-7 weeks but am unsure. I will attach pictures. currently the baby is being fed by syringe at 8am, 1pm, 7pm and 12am...