Beachgoers on a popular stretch of U.S. coastline have been stopping in their tracks at the sight of translucent, blue and ...

The knotty sea spider, Pycnogonum litorale, is not actually a spider, but it does represent a significant early branch in the genetic family tree that includes spiders, as well as scorpions, ticks and ...

One that caught attention from many was a type of sea mollusk that washed ashore on South Padre Island in late May.

Portuguese man-of-war are washing up on North Carolina beaches, forcing officials to issue a warning to beachgoers along a 150-mile stretch of sand from Cape Lookout to the South Carolina state line.

(Brian Wolly) Food can be scarce in the deep waters off Australia. To clutch its prey, this dragonfish uses sharp rows of teeth that cover even parts of its tongue. The fish is one of thousands of ...

The hoodwinker sunfish, or Mola tecta, can weigh as much as 4,400 pounds and can grow up to nine feet long "It was so enormous and so weird and gorgeous. It's like suddenly you're on another planet," ...