Ultrafacts — Gold-digging ant is an animal from Medieval

Gold-digging ant is an animal from Medieval bestiaries. They were dog- or fox-sized ants that dug up gold in sandy areas. Some versions of the Physiologus said they came from Ethiopia, while Herodotus

biology - Plausible reason for gold-digging ant - Worldbuilding Stack Exchange

Herodotus' Giant Ants Classical Wisdom Weekly

adventure-fantasy.tumblr.com - Tumbex

Herodotus's Legendary Fox Sized Gold Digging Ants - Mishmi Takin

Gold-digging ants – an(other) explanation

biology - Plausible reason for gold-digging ant - Worldbuilding Stack Exchange

Giant Ants : r/Cryptozoology

The Ants' Gold: The Discovery of by Peissel, Michel

Let Us Now Praise Tiny Ants - The New York Times