Researchers have discovered more than 111,000 spiders thriving in what appears to be the world's largest spider web, deep inside a pitch-black cave on the Albanian-Greek border.

The "extraordinary" colony consists of a colossal web in a permanently dark zone of the cave, according to a study published 17 October in the journal SUBTERRANEAN BIOLOGY.

The web stretches 106 square meters along the wall of a narrow, low-ceilinged passage near the cave entrance. It is a jumble of thousands of individual, funnel-shaped tissues, the researchers noted.

[Map of the cobweb] Map of the cobweb - https://subtbiol.pensoft.net/

This is the first evidence of colonial behaviour in two common spider species and likely represents the largest spider web in the world, said lead study author István Urák, as

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