This stage may last from 1 day to 6 months.

For the piece I am working on today, me early stage lasts a long time.

The second stage of the selection process lasts for 3 weeks.

The first stage lasts about 5 to 10 minutes and is considered very light sleep.

This stage in learning to read often will last until early adulthood.

In smaller species, this stage may last between two months and three years.

Impossible to be sure how long this first stage would last.

The first stage lasted until June 2002, while the second one - 2017.

Each stage can last from 5 to 15 minutes.

This stage usually lasts two to eight weeks, or sometimes longer.