Researchers were thrilled to film a painted swell shark more than 1,800 feet underwater off the coast of Timor-Leste.

Take a look at the incredible barreleye fish and learn why they have a transparent forehead and glowing green eyes.

Called by-the-wind sailor or velella velella, here's what to know about the small, glassy jellyfish-like critters washing up on local beaches.

Anna Nicholas is Telegraph Travel’s Majorca expert. A resident of Majorca for 23 years, she is a frequent visitor to Menorca.

Anglerfish is a species about which little is known. But, after a deceased one washed up on a West Coast beach, fascination ...

Golden sands, friendly pubs, space for adventure — oh, and the royals love it. Fiona Roberts-Moore on why this beautiful ...

Mild winter weather creates ideal conditions for these jelly-like creatures that travel by wind and wash ashore in spring.

The mysterious saga of two “out-of-habitat” whales has taken another strange turn, with the pair showing up in a tropical region where the species isn’t known to exist, according to trackers. “In an ...