12-day-old Variegated rat babies.

18-day-old Pearl & Mink rat babies.

14-day-old Russian Blue baby rats just opening their eyes.

The Russian Blue kids now at 18 days.

The Russian Blue kids at 18 days playing “king of the mountain.” The one on top is a little lighter in color—ideally you want the dark shade for show.

The Russian Blue kids at 6 weeks and now at the age to go to their new homes.