Spiders Go Way Back
A Moment of Science - Ein Podcast von Indiana Public Media
Some spider webs look as though they were thrown together at the last minute, while others look as though they wer meticulously planned months in advance. It's hard to say just how long it took for spiders to evolve such intricate webs, but evidence suggests that orb webs have been around for a long time, at least 100 million years.
