Pollinators by Numbers Three-fourths of the world’s flowering plants and about 35 percent of the world’s food crops depend on animal pollinators to reproduce. That’s one out of every three bites of food you eat. More than 3,500 species of native bees help increase crop yields.…

Pests are responsible for around 10 percent—or 21 million metric tons—of crop losses every year, but controlling them has led to the widespread use of chemical pesticides. Could birds, spiders and beetles among other invertebrate predators do the job as well? Researchers in Brazil, the United…