The sea slug has distinctive feathery gills on one side of its body A new ... off the south-west of England from a research ship. The creature has been named Pleurobranchaea britannica.

Not all small animals can be cute ... and one species is known as a “sea bunny.” The name “nudibranch” means “naked gill,” according to the Florida Fish and Wildlife Conservation ...

The otherworldly looking sea creature that washed up near Laguna Niguel ... Instead of having gill covers like most other fish, moray eels breathe by opening and closing their mouths, appearing ...

Associate creatures were wrapped around ... “They have massive inflatable gill chambers that expand … the animal’s body with sea water so they can hold their breath,” one researcher ...