TermGallery

espanhol

Found living within the alimentary canals of e.g. sea cucumbers or between the shells of pearl oysters in or near shallow seagrass beds.

The pearlfish has to swim up sea cucumber butts to escape predation. 
 Wired 

Beautiful, really, though I reckon the pearlfish would beg to differ. 
 Wired 

Such pearlfishes come in a range of species, and don't necessarily limit themselves to invading sea cucumbers. 
 Wired 

espanhol