It was reported that Malta · Luc weiketuo·geleike, and colleagues at the University who was born between 1950 to 1999 statistical analysis and comparison of data. They are divided into three parts according to the latitude of level to the European, latitude 35 degree to 40 degrees to the countries of the south latitude in the 40 to 55 for the countries of Central, latitude 55 degrees above the northern countries. Found in Europe, Greece, and Italy, and Spain, country boy birth ratio is much higher than in southern France, and Switzerland, and Denmark, and Sweden Central and Northern countries, such as the boy\'s birth. And exactly the opposite of Europe, North America, located in Northern Canada than the proportion of boys born in the southern United States and Mexico high.
Malta experts said this shows that the proportion of human boy or girl and the location of life different and vary. They said, although they are unable to explain the real causes of this difference, but you can sure is, the temperature difference and this is no obvious relationship.
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