sea pens

Wacky Weekend: Freaky Sea Creatures

Dive in with the supremely strange ocean animals in the photo gallery below.

Most sea pens (they kind of look like old-fashioned quill pens, right?) can glow. The light they create—called bioluminescence—likely warns predators to go away.
Photograph by Mauricio Handler, Getty Images
The warty frogfish uses a lure attached to its head to attract smaller fish. When prey gets close, this creature sucks it up with just one gulp.
The warty frogfish uses a lure attached to its head to attract smaller fish. When prey gets close, this creature sucks it up with just one gulp.
Photograph by Birgitte Wilms, Minden Pictures

More to explore!