Invisible Fences: Farmers Plant Beehive Guard Posts to Repel Elephants - 99% Invisible
Larger elephants require hundreds of pounds of food per day, making farms tempting targets for easy meals. The task of fending these animals off can be both monumental and dangerous for African farmers. At a scale that would solve the problem, traditional fencing is simply cost-prohibitive. A strange array of alternate design solutions have been developed over time, culminating in what may be the sweetest solution yet: the use of tiny honey bees to ward off the world’s largest land mammals.
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