An Army of Hungry Ducks Keeps This Historic South African Vineyard Pest-Free

For nearly four decades, South Africa’s Vergenoegd Löw Wine Estate has been deploying a daily parade of waterfowl more than 1,200 strong to keep their snail and insect population in check.
The approach helps remove snails and bugs from the establishment, which opened in 1696, without the need for harsh chemicals that could damage the environment.
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