Sulfur caves are among the most extreme habitats on Earth. They are completely dark and filled with hydrogen sulfide gas, which is toxic to most life-forms. Inside, species’ survival depends on ...

Researchers have uncovered a unique hunting strategy of a slingshot spider or ray spider (Theridiosoma gemmosum). These stealthy hunters launch their "ballistic web" at unsuspecting prey. The ...

Sheetweb spiders don't immediately pounce on fireflies caught in their webs, and for good reason, according to new research. Reading time 2 minutes Fireflies glow to attract mates. As new research ...

Every year Halloween enthusiasts adorn their homes with synthetic cobwebs. But humans aren’t the only creatures who decorate their abodes. Spiders bedeck their webs with “stabilimenta”—various woven ...

The largest male specimen yet of the most venomous spider in the world has been found in Australia. "Hercules," a funnel-web spider, is 3.1 inches (7.9 centimeters) from hairy foot to hairy foot, ...