Coco Rocha pregnant with first child

Coco Rocha is going to be a model mama.

She and her husband, artist James Conran, are expecting their first child.

Rocha announced the baby news on Monday via social media. "James Conran and I are absolutely thrilled to announce that after 4 years of marriage we are expanding our family and expecting our first child spring of 2015!" she wrote on her Facebook page.

The note was accompanied by a video shot by photographer Steven Sebring, showing a 360-degree view of her little baby bump.

She also posted the video and announcement on her Twitter and Instagram accounts.

Rocha, 26, married Conran in June 2010.