While there is no practical limit on what types of people can form a friendship, friends tend to share common backgrounds, occupations, or interests and have similar demographics.
Approximately 800,000,000 humans live in the Southern Hemisphere, representing only 10â12% of the total global human population of 7.3 billion. This is due to the fact that there is significantly less land in the Southern Hemisphere than in the Northern Hemisphere.
The divide between the hemispheres begins with the cerebrum. The two halves of the cerebrum have slight specializations, with the right side focusing on creativity and the left side focusing on logic. The corpus callosum, located underneath these two hemispheres, allows them to communicate between one another.