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Emerald cockroach wasp’

Weekly Pest Control News

Pest of the Week: Emerald Cockroach Wasp The Emerald Cockroach wasp has a metallic blue-green body, with the thighs of the second and third pair of legs being red. The female is approximately 22 mm long. The male of this species is smaller, and does not have a stinger. Also known as a jewel wasp, the Emerald Cockroach wasp is best known for its unusual reproductive behavior, which involves stinging the cockroach; and then using the body as a living-host for its larvae. The female Emerald Cockroach wasp will sting the cockroach twice, paralyze the front legs of the victim; and disable the escape reflex. Then the wasp leads the… Read More

If You Were Ever Going to Feel Sorry For Cockroaches, Its Now

While a number of venomous animals paralyze prey as live food for their young, the Emerald Cockroach wasp is slightly different, in that it initially leaves it’s cockroach victim mobile; and modifies it’s victim’s behavior in a very unique way. As early as the 1940s, female Emerald Cockroach wasps have been used as natural exterminators, against cockroach pests. When it attacks, this natural pest control provider will sting the cockroach two times, delivering a powerful venom. In 2003, a study showed that the wasp is able to sting directly into specific ganglia of the cockroach, paralyzing the front legs. This strike allows for a second venomous sting, which is delivered… Read More