It spins a web between underwater plants and fills ... the conservation director of the U.K. invertebrate charity Buglife.

Researchers exposed spiders to a range of different chemicals — including caffeine, marijuana, and Benzedrine — and noted how differently they spin webs under the influence of each.

But it could be a long wait. Spiders' webs don't just catch bugs and flies. They also catch water. Sticky webs can catch water droplets. If you look really closely, they look like strings of ...