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.
Until they've laid a full clutch, robins allow all the eggs to stay cool so the babies don't start to develop. That's pretty smart! It means all the babies hatch close to the same time. Mother robins may start incubating their eggs during the evening after the second egg is laid, or after all the eggs are laid.They sit on the eggs for 12 to 14 days.obins lay their eggs mid-morning after feasting on worms. A robin can then fly over to her nest and lay her eggs easily, but most other birds seem to need a long period of quiet before they can lay eggs. Those other species can get a big breakfast even if they eat late because they don't want worms anyway!