Invasive tawny crazy ants have an intense craving for calcium – with implications for their spread in the US

Tawny crazy ants – named for their fast, erratic movements – can blanket the ground by the millions. Originating in South America and now established in parts of the southern U.S., they harm other insects, asphyxiate chickens and even short-circuit electronics in homes.

BY Ryan Reihart

The Conversation
January 21, 2021

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