Phyllidia ovata and Phyllidia fontjei were collected by scuba divers during expeditions between 2015 and 2017 in the North ...

National Geographic photographer Brian Skerry has logged more than 10,000 hours under water—but he's never before snapped a ...

We know that some animals are bilaterian—meaning they display bilateral symmetry—while others are not, but nature is rarely ...

A white whale calf swimming with its mother off Australia created a memorable moment, while a pod of rare Baird's beaked ...

Boaters got “lucky enough” to spot a plethora of sea creatures off the coast of California, spotting multiple species in one ...

Deep-sea shrimp are not just background characters in the world of glowing animals. Many species can produce flashes of blue light, which they use in dramatic escapes. When threatened, these shrimp ...

How do sea turtles lay eggs, and how do the hatchlings get to the sea? What happens next? Read more to find out.

Far-Flung Postcards is a weekly series in which NPR's international team shares snapshots of moments from their lives and work around the world.

You might guess a spider. And a gator. But a snail? That and others make up the 10 deadliest creatures found in Louisiana, ...

Exploring the deep sea in this area means uncovering habitats that remain largely unexplored. These creatures thrive in the pitch-black depths, often exhibiting adaptations that seem bizarre when ...