Developing a rhythm. Newborns sleep 16 or more hours a day, but often in stretches of just a few hours at a time. Although the pattern might be erratic at first, a more consistent sleep schedule will emerge as your baby matures and can go longer between feedings. By age 3 to 4 months, many babies sleep at least five hours at a time. At some point during a baby's first year â every baby is different â he or she will start sleeping for about 10 hours each night.
One million died of starvation or the diseases associated with the famine and one million emigrated to North America or parts of England, such as Liverpool, and Scotland, such as Glasgow. Many found that the areas where they settled in Britain were not welcoming as the Irish were seen as people who undercut wages.
Consequences of low genetic diversity There are two well-known examples of the consequences of low genetic diversity, the Irish potato blight famine of 1850 and the Southern corn leaf blight of 1970. The potato (Solanum tuberosum) originated in South America, but was carried back to Europe around 1530.