Black widows are notorious spiders identified by the colored, hourglass-shaped mark on their abdomens. Several species answer to the name, and they are found in temperate regions around the world.

What is a Japanese spider crab? They may look like something from a 1950s sci-fi film, but Japanese spider crabs are gentle giants. And giants they are. Of the 60,000 species of crustaceans on ...

This story appears in the May 2019 issue of National Geographic magazine. Charles Darwin was fascinated by the spiders that landed on the H.M.S. Beagle nearly two centuries ago. Spiders don’t ...

This story appears in the December 2011 issue of National Geographic magazine. Spiders in Focus Jumping spiders are ornamental and agile, widespread and harmless. Yet like many spiders ...

All insects belong to the phylum Arthropoda. But unlike other arthropods—like lobsters, spiders, or millipedes—insects have three pairs of jointed legs, segmented bodies, an exoskeleton ...