A newly discovered deep-sea siphonophore with glowing tentacles was found in the Pacific during a California coast expedition ...

El Niño could lead to a 'sharky summer' on the West Coast as the record-warm water causes all sorts of animals to change ...

Take a look at some of the lesser known creatures out there in the world.

Velella velella are deep blue or purple in colour and often cause confusion if they wash in, in vast numbers, creating a blue ...

A diver in Mauritius captured a rather private moment when he spotted a sea cucumber having a bathroom break. Photographer Ian Haggerty was exploring the reef with Ocean Spirit Scuba Diving when he ...

The ocean covers more than 70% of our planet’s surface, yet humans have explored less than 20% of it. What lurks in those unexplored depths — and even in the shallower waters we think we know — would ...

Many American waters hide venomous creatures like lionfish, stingrays, jellyfish, sea urchins, cone snails, fire coral, ...

Waters off parts of Wales are 5C warmer than usual and this could have far-reaching consequences ...

Head of marine at the trust, Georgia de Jong Cleyndert, said although the “incredible” blue creatures looked like jellyfish, ...

A strange, blob-like organism that recently washed ashore on Florida's Space Coast has drawn attention from beachgoers.

The Last House sees a family survive being locked inside their house while the outside is taken over by mysterious forces of ...

Ancient marine fossils embedded in rocks near the summit of Mount Everest are drawing renewed attention after social media ...