Catelynn Lowell and Tyler Baltierra kids: How many do they have?

and her husband are parents to newborn Rya, Novalee, 6, Vaeda, 2, and Carly, 12 - who they placed for adoption when she was a baby.

Their first child Carly, who they had when they were in high school in 2009, was embraced by her adoptive parents, Brandon and Teresa.

Do they plan on having more children in the future?

“We are proud to announce our fourth and final little princess Rya Rose Baltierra!" Catelynn shared with .

Although Tyler has been vocal about wanting a boy, she told Celebuzz!, .

"All in all we are just excited to be completing our family regardless of the gender.";

Did the couple write a book?

Catelynn Lowell and Tyler have co-authored Conquering Chaos, where they share their story of teen pregnancy, adoption and breaking the cycle.

The story highlights how two troublemaking kids from the trailer park conquer their dysfunctional past.