Bidirectional Sex Change In Mushroom Stony Corals
http://www.medicalnewstoday.com/articles/114432.php (http://www.medicalnewstoday.com/articles/114432.php)
7/10/2008
We describe for the first time sex change occurring in corals. This
includes a novel mode of bidirectional (repetitive) sex change, which
resembles that found in plants that display labile sexuality in
response to environmental and/or energetic constraints.