Although it’s well known that seahorses and their cousins the pipefish are the only vertebrates where males become pregnant, researchers have only begun to understand how this unique adaptation works. By studying the behavior of these charismatic fishes and sampling the RNA within the male’s pouch, biologist Tony Wilson and his lab at Brooklyn College have found that seahorse pregnancy may have a deeper genetic link to other forms of pregnancy than previously thought.

What to Expect From an Expecting Seahorse from Science Friday‘s series: The Macroscope. There’s more SciFri on this site.

Next: Pygmy Seahorses: Masters of vibrantly-colored coral camouflage, Robust Ghost Pipefish camouflage, and two weedy seadragons dance into the night.

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