British marine biologist and photographer Richard Smith focuses his work on the ocean’s tiniest and weirdest creatures.

During a survey, researchers in Hawaii got the chance to witness a sea creature whose body told “a story,” officials said. The “incredible moment” showed a humpback whale’s fluke piercing out of the ...

Bizarre sea lion ‘avalanche’ captured on video in California harbor. See the odd sight Forty sea creatures seen competing for mates in California bay. See ‘amazing’ photos ...

Over 75 extremely rare sea creatures — about “ 20% of the entire population ” — were spotted off the Maine coast, photos show ...

It may be the most adorable sea creature ever—and seeing one face-to-face has been on the bucket list for a Japanese diver ...

One new species was kept in captivity for years while another has become a local food delicacy, researchers said.

A “rare” sea creature sighting was captured off the coast of California. During whale watching trips on Jan. 2, onlookers saw a fin whale and a minke whale, which are “rare sightings for ...

Hundreds of years ago, our understanding of the sea was even more limited. Sailors came across many strange creatures, which inspired the myths of sea monsters we know today. Let’s explore some ...

Turtles can lose their ability to swim in cold temperatures and may be seen “floating listlessly in the water or near shore,” ...

Over 75 extremely rare sea creatures — about “20% of the entire population” — were spotted off the Maine coast, photos show.