Spiders, which come in 43,000 varieties, have thrived for nearly 300 million years on every continent except Antarctica. A new exhibit at New York's American Museum of Natural History, which boasts the world’s largest spider collection, showcases some of the arachnids.
Exhibit Brings Spiders to Life

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This spider was trapped in tree resin about 20 million years ago. Over time the resin fossilized into amber, preserving the animal inside. (© AMNH\D. Grimaldi)