These three fish are freaks, phantoms and mysteries of the deep. Here’s what we’ve learned from the rare glimpses we’ve had ...

Coastal and tropical waters harbor formidable sea snakes, some of the ocean's most potent predators. Species like Dubois's ...

Several fish species that appear harmless at first glance can deliver potent venom, revealing hidden dangers in aquatic environments and surprising even experienced swimmers and divers.

Peaceful tanks look great, but they’re not always the most exciting. Some fish bring a lot more drama, and for hobbyists who ...