Discusses arthropods, a diverse group of animals characterized by jointed legs, exoskeletons, and segmented bodies. It ...

A recent paper provides an updated perspective on the evolutionary history of chelicerates—a diverse and ecologically ...

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

Picture a primordial Earth: a world of muted browns, greys and greens. Fast forward to today, and Earth teems with a ...

Greater monitoring of the risk of diseases spread by insects is needed in environments where animals and people coexist, say ...

Spiders are declining in livestock-grazed areas, while ticks and mites are increasing. This change affects ecosystems and ...

These included brachiopods, which lived in shells resembling those of clams or cockles, and animals with jointed, external skeletons known as arthropods—the ancestors of insects, spiders ...

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, eurypterids had a ...