Kevin & Danielle Jonas Reveal Baby's Gender

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Kevin Jonas and his pregnant wife Danielle are having a...

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Girl! The couple made the announcement today via Instagram, by posting an ultrasound photo with a pink bow around the baby's head along with the caption: "It's a girl."

Kevin and Danielle, both 25, tweeted their excitement:

The Married to Jonas stars, who wed in 2009, first went public with their pregnancy news in July.

At the time, their rep told ET: "Dani and Kevin are thrilled that Dani is pregnant with their first child. They are, of course, elated and so excited to share this news with their fans. They are very much looking forward to building a family together."