Researchers at Drexel University studied how the relationship between pea aphids and their endosymbiont bacteria has evolved to help the aphids fend off parasitic Aphidius ervi. Disclaimer: AAAS ...

Bacteria-infecting viruses, generally thought to be harmful to their hosts, can also be surprisingly beneficial. A pea aphid Image: WikipediaA bacteriophage infecting a bacterium living in the cells ...

Aphids, small and greedy, can be managed with a strong spray from a water hose or by introducing beneficial insects like ladybugs into your garden. For pea moths, prevention is key.