In the underwater world, evolution often follows familiar rules: males compete, and females choose. But, the captivating pipefish dares to break these established rules. They are called pipefish ...

At first blush it may seem as though there's a women's lib thing going on with sea horses, pipefish and sea dragons, three of the handful of species in which males undergo pregnancy. But biologists at ...

Everyone loves seahorses. With their trumpet-tipped snouts, gender-bending pregnant papas and tendency to dabble in monogamy, the long-necked equines of the sea have easily coiled their boxy ...

Sargassum pipefish, relatives of seahorses, are masters of camouflage, resembling the seaweed they inhabit. These fish are pelagic, living in the open ocean attached to sargassum, and are found in the ...

Male pipefishes and their seahorse cousins are the only males that actually become pregnant and give birth, but pipefishes likely will never win any Father of The Year awards – their attitude towards ...