The area is home to a significant portion of the species' known population.

I am talking about the female portion of the population.

"There's no sense in moving everybody when you only need to move a portion of the population."

In Argentina people with red hair also make up a small portion of the population.

Third, there is a portion of the population known as the office ladies, who live at home with their parents.

But still, this group was a small portion of the total elderly population.

These indigenous people form a significant portion, but not the majority, of the population.

A significant portion of the population would start raising hell.

"Let us not forget that a significant portion of our country's population is Muslim."

Ever since, blacks have formed a big portion of the city's population.