The ecosystem is home to seamounts, hydrothermal vents, deep-sea trenches and species found only in its freezing water. They are called the South Sandwich Islands, and researchers with the Schmidt ...

Scientists have captured stunning video of a dinner-plate-size sea spider crawling on the seafloor off the South Sandwich ...

One of the strangest groups of creatures of all is the sea squirts. Their comical title ... but it floats on a large bubble topped with a purple mohican and has 20-metre long tentacles dangling ...

The oceans of the world are home to some unusual creatures, and few compare to the likes of this sea slug. So, let’s dive a ...

Fifteen million years ago, now-extinct species of dolphins, whales and large sea cows roamed the world’s oceans, topping the underwater food chain. Yet back then, any one of these creatures ...

The whales, which have distinctively long tusks, were filmed in the Arctic chasing a fish in what seemed like a ...

The green turtle is a large, weighty sea turtle with a wide, smooth carapace, or shell. It inhabits tropical and subtropical coastal waters around the world and has been observed clambering onto ...

Unimpeded by the sea, these creatures are among the first to arrive ... reach islands by floating on ‘natural rafts’, such as large logs or carpets of vegetation, or on debris discarded ...

Some of the creatures that call the depths ... compared to the large appendage of P. diutiuscauda, researchers said. The sea cucumber is 11.8 inches long when in the water but gets much smaller ...

The sea cucumber’s color is “unique,” researchers said, and its smaller number of tentacles (15 compared to 18 found in other related species) sets the animal apart. The species earns its name from a ...