Who can give blood. Most people can give blood. You can give blood if you: are fit and healthy. weigh over 7 stone 12 lbs or 50kg. are aged between 17 and 66 (or 70 if you have given blood before) are over 70 and have given blood in the last two years.
Hatching Time For The Eggs. Once you know the eggs have been fertilized, wait anywhere between 22 and 30 days for them to hatch. Once hatched, the only thing you need to do is make sure that the little ones are being fed. You will be able to tell that have been fed by looking at their bellies.
According to Parakeet Care, parakeet eggs take about 18 to 20 days before they start to hatch. When they do start to hatch, the hatchlings are completely helpless and rely on their mother for around-the-clock care.