Photographs of seahorses taken by scuba divers revealed evidence of a long-lost species of marine worm that hasn’t been seen ...

Years ago, as a student at the University of the Ryukyus in in Okinawa, Japan, Ai Takahata was researching the color patterns of a seahorse about the size of a shelled peanut. The pygmy seahorse ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A species of marine ...

Good candidates for pet life are slender seahorses, lined seahorses, longsnout seahorses, and Barbour’s seahorse. These species are small and don’t require a huge tank, which will make the transition ...