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.
Ducks lay an egg every day or two until they have a full clutch (usually 8 to 15); only then will the mother start to sit on them. It takes the eggs 28 days to hatch from when she starts sitting all the time.When they hatch, she will soon lead them to a nearby body of water.The father takes no part in caring for the eggs or young. Source(s): internet readings.ucks lay an egg every day or two until they have a full clutch (usually 8 to 15); only then will the mother start to sit on them. It takes the eggs 28 days to hatch from when she starts sitting all the time.