The deep ocean is home to the largest ecosystem on Earth, but we’ve only explored a tiny portion of it. Despite the enormity of our seas, new species are discovered all the time thanks to ...

Over the last several decades, an unusual “slender” fish has been recorded in the deep waters of the Coral Sea, in the areas around Vanuatu and New Caledonia. Just over 40 years after its first record ...

Scientists reveal Priocharax rex, a tiny Amazonian fish with a strange skin “wing” that redefines evolution in miniature.