Some stores regard them as mere tank fillers, yet bands of livebearer enthusiasts think they're the world's best fish. Nathan Hill investigates why Swordtails don't always seem to cut it… Swordtails ...

BEDFORDSHIRE, England (WJW) – A zoo in England learned one of its rare fish may be the last of its kind in the world. Aquarists at Whipsnade Zoo have been caring for a critically endangered ...

A so-called "doomsday fish" has washed up on a Southern California beach — typically an extremely rare occurrence, but this is the second time this year it has happened. The rare oarfish found ...

She said, “I had to run down there and tell them, explain to them: This is a rare fish.” “It’s a fish that anybody who works on fish knows about,” said Ben Frable, who manages the Marine ...

A so-called "doomsday fish" has washed up on a Southern California beach — typically an extremely rare occurrence, but this is the second time this year it has happened. The rare oarfish found on ...

A so-called "doomsday fish" has washed up on a Southern California beach — typically an extremely rare occurrence, but this is the second time this year it has happened. The rare oarfish found ...