Maddie Brown from 'Sister Wives' Shared a Cute Photo of Husband Holding Son & Daughter Evangalynn

'Sister Wives' star Madison Brown Brush shares picture of her family. Fans of the show gush over her growing family.

Fans of the show "Sister Wives" have watched the eldest Brown children grow from pre-teens to young adults. From juggling 18 children, some of Kody Brown's eldest children have left home to start families of their own.

Welcoming Axel Brush on 2017, Madison Brown Brush is the first child in the Brown family to have a baby. It is hard to believe that the young reality star has recently announced the birth of her second child, Evangalynn Kodi Brush.

Despite growing up in a polygamous home, the young couple have admitted that the prefer to maintain a monogamous relationship. Sharing a picture of her growing family she writes:

"My whole heart in a photo!"

The picture shows Madison’s husband, Caleb Brush smiling to the camera. Sitting on a couch he holds both his children in his arms. With a pacifier in his mouth, a sleepy looking axel rests on his father’s chest.

Many fans commented on the photo showing their adoration for her young family.

In an exclusive with PEOPLE, Caleb shares that he was convinced Madison was going to have a girl. He jokes that he made the ultrasound technician check three times to confirm their baby's gender.

It is reported that the couple revealed the baby’s gender on a Skype call to their family.

Speaking candidly about her second pregnancy, Madison admits that she is concerned about Axel adjusting to his sibling, in an interview she explains:

"I think he’ll be a little jealous at first. Our world revolves around him right now and that’s changing just a touch."

By the looks of the sweet family picture she shared, it appears that everyone in the family is adjusting well to the new baby.