Sex-changing fish: Secret lives of bluebanded gobies
February 2nd, 2013
05:00 AM ET

Sex-changing fish: Secret lives of bluebanded gobies

By Kelly Murray, CNN

What would it take to change sexes? In humans, it involves complicated surgeries and rigorous hormonal therapies, not to mention hefty social and psychological ramifications. But in the Eastern Pacific Ocean, tiny orange-and-blue fish are naturally transitioning from female to male, and male to female, all the time.

Bluebanded goby fish, about 2 to 2.5 inches long, are able to change their sex when it suits their position in social hierarchies.

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Filed under: Ocean exploration • On Earth

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