What looks like a spider but isn’t one, lives underwater and breathes through its legs? That would be the mysterious sea ...

A fossilised giant trapdoor spider was recently found in New South ... It belongs to a group of arthropods called megacheirans which possess a large appendage on the front of their heads to ...

Sea spiders, marine arthropods that roam oceans worldwide ... those dwelling in polar regions, such as the giant Antarctic sea spider, exhibit “polar gigantism,” boasting leg spans of up ...

Japanese spider crabs are the largest, spanning up to 12.5 feet from the tip of one front claw to the other. They’re also one of the world’s largest arthropods, animals with no backbone ...