Surfer Bethany Hamilton Expecting Baby No. 2 -- See the Cute Announcement With Son Tobias!

bethany hamilton dolphin tales 2
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The pro surfer, who lost an arm after a shark attack in 2003, is celebrating another 'baby on board!'

Bethany Hamilton's got another baby on board!

The professional surfer -- famous for making a miraculous comeback to the waves after her arm was bitten off by a shark in 2003, is expecting her second child, she revealed on Instagram on Sunday.

"More than thankful to share our joyous news!!" the 27-year-old athlete captioned the sweet video, which featured her toddler son, Tobias, adorably kissing her burgeoning baby bump.

Watch below.

Congrats to the happy -- and growing -- family!

Watch the video below for more celebrity baby news.