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 ...

Rare evidence about the lives of an ancient group of arthropods has been uncovered in the U.S. The findings of the study are ...

With over 1,300 species living in every ocean, these marine arthropods can have a leg span ranging from .04 inches to nearly three feet long. The video above was filmed by ocean explorers at the ...

These familiar marine arthropods first arose about 545 million years ago in the early Cambrian and thrived throughout the world's oceans until they were wiped out in the Permian extinctions about ...

Horseshoe crabs are marine arthropods that live primarily in and around shallow ocean waters on soft sandy or muddy bottoms. They occasionally come onto shore to mate. They are commonly used as ...

or sea scorpions. Some species grew to more than six feet (two meters) in length and are considered the largest arthropods ever to have lived. Bearing a resemblance to their scorpion descendents ...