Millipedes are common arthropods that have two pairs of jointed legs on most body segments. For the most part, they’re slow-moving detritivores, which means they feed on decaying leaves and ...

But unlike other arthropods—like lobsters, spiders, or millipedes—insects have three pairs of jointed legs, segmented bodies, an exoskeleton, one pair of antennae, and (usually) one or two ...

For over a century, the Cambrian arthropod Helmetia expansa remained a mystery. Discovered by paleontologist Charles ...

“The body is usually segmented, and the segments bear paired jointed appendages, from which the name arthropod (jointed ... as they have more than six legs.” The nonprofit conservation ...

They’re also one of the world’s largest arthropods, animals with no backbone, external skeletons, and multiple-jointed appendages. In this crab’s case, those appendages are its 10 legs.