According to the Old Farmer's Almanac, aphids are "small, soft-bodied insects that feed by sucking the nutrient-rich liquids out of plants. In large numbers, they can weaken plants significantly, ...

Ants farm aphids. It's weird yet fascinating. And a bit like a miniature horror movie. But it's a nightmare for gardeners.

If your garden is out of balance and the pests are winning, beneficial insects might help bring order back—but only as a last resort. If you're a gardener, you know that few things are more ...

Above: lady beetles are being released into Purdue greenhouses as a biological control agent. Photo by Purdue University. Some insects are pests, but not all insects are bad. Overwhelmingly, the ...

Some ants treat their own infections by eating aphids containing an antiseptic ingredient. In previous laboratory experiments, silky ants (Formica fusca) with fungal infections chose to eat food laced ...

Some insects prey on or parasitize other insects. The participants are so tiny we don't often witness their life-and-death struggles. When we actually see "good bugs" cleaning up on "bad bugs" though, ...

Add Yahoo as a preferred source to see more of our stories on Google. Closeup of aphids on the underside of a green lettuce leaf. - Smith Collection/gado/Getty Images Of the 5000 species of aphids in ...