Assertion: bark spider | /r/CapableOf | produce the largest known orb webs
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text: Darwin's bark spider (scientific name Caerostris darwini) is an orb-weaver spider that produces the largest known orb webs, ranging from 900 to 28,000 square centimetres (140 to 4,340 sq in), with bridge lines spanning up to 25 metres (82 ft).