Mindy Weisberger, CNN Tue, June 23, 2026 at 1:50 PM UTC 6 min read Add Yahoo as a preferred source to see more of our stories on Google. When most silk-spinning spiders hunt, they build a web and wait for prey to blunder into it. But a newly discovered species from Australia instead uses its silk to craft a spring-loaded, cone-shaped death trap, which catapults its prey into the spider's main web.