Locusts descended upon East Africa in January. The next month, a swarm blanketed a huge Kenyan lakeshore, transforming the ground into buzzing, yellow fields. Now in May, the locust outbreak isn't ...

Billions of locusts in swarms as big as cities are rampaging across eastern Africa, destroying vegetation and crops, putting millions of people at risk of starvation. Billions of the voracious insects ...

This migratory pest can reach plague proportions, and a swarm covering one square kilometre can consume enough food in one day to feed 35,000 people. Desert locusts typically lead solitary lives until ...