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If you haven’t already met Ampulex compressa, otherwise known as the jewel wasp, now is as good a time as any. Someday you may be very. Ampulex compressa Trusted Image of Ampulex compressa; Map of Ampulex compressa this page yet. Explore what EOL knows about Ampulex compressa. The Emerald Jewel Wasp Ampulex compressa (Fabricius) is an endoparasitoid of the American cockroach Periplaneta americana (Linnaeus).

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Basically, it limits the effectiveness of octopamine, the neurotransmitter that controls muscle contraction in sudden movements.

The wasps with the passion for horror: Ampulex compressa

The second sting inhibits the cockroach’s ability to walk spontaneously, or of its own will, but cockroaches can right themselves and swim while under the influence, and when startled, comprewsa jump but not run. Wikimedia Commons has media related to Ampulex compressa. A study [3] using radioactive labeling demonstrated that the wasp stings precisely into specific ganglia of the roach. The emerald cockroach wasp or jewel wasp Ampulex compressa is a solitary wasp of ampu,ex family Ampulicidae.

The wasp, which is too small to carry the roach, then leads the victim to the wasp’s burrowby pulling one of the roach’s antennae in a manner similar to a leash. By using this site, you agree to the Terms of Use and Privacy Policy.

Views Read Edit View history. The venom may disturb the octopaminergic modulation in structures within the roach’s ganglion. Eventually, the fully grown wasp emerges from the roach’s body to begin its adult life.

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Adults live for several months. Researchers have simulated this zombie state by injecting procaine into the SEG. It delivers an initial sting to a thoracic ganglion and injects venom to mildly and reversibly paralyze the front legs of its victim. Individually, all of these substances induce short-term paralysis of the cockroach. This page was last edited on 25 Decemberat Copressa wasp is mostly found am;ulex the tropical regions of South AsiaAfricaand the Pacific islands.

The second sting is administered to the subesophageal ganglion SEG and is much more precise, hence the need for paralysis and is significantly longer.

Ampulexins: A New Family of Peptides in Venom of the Emerald Jewel Wasp, Ampulex compressa.

Several other species of the genus Ampulex show a similar behavior of preying on cockroaches. Emerald cockroach wasp Ampulex compressa Scientific classification Kingdom: With its escape reflex disabled, the stung roach simply rests in the burrow as the wasp’s egg hatches after about 3 days. It then exits and proceeds to fill in the burrow entrance with pebbles, more to keep other predators out than to keep the roach in.

Retrieved 7 December Over a period of 8 days, the wasp larva consumes the roach’s internal organs in an order which maximizes the likelihood that the roach will stay alive, at least until the larva enters the pupal stage and forms a cocoon inside the roach’s body.

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Ampulexins: A New Family of Peptides in Venom of the Emerald Jewel Wasp, Ampulex compressa.

Ampulicidae Parasitic wasps Biological pest control wasps Suicide-inducing parasitism Insects described in Mind-altering parasites. Archives of Insect Biochemistry and Physiology.

The wasp has a metallic blue-green body, with the thighs of the second and third pair of legs red. They also determined using extracellular bipolar electrodes that neuronal activity was less in stung cockroaches.

This has been unsuccessful because of the territorial tendencies of the wasp, and the small scale on which they hunt. As early as the s, female wasps of this species were reported to sting a cockroach specifically a Periplaneta americanaPeriplaneta australasiaeor Nauphoeta rhombifolia [1] twice, delivering venom.

Life History of the Emerald Jewel Wasp Ampulex compressa

It thus belongs to the entomophagous parasites. It is known for its unusual reproductive behaviorwhich involves stinging a cockroach and using it as a host for its larvae.

Retrieved from ” https: Ampulex sinensis SaussureChlorampulex striolata Saussure, Sphex compressus Comressa, Wikispecies has information related to Ampulex compressa. Archived from the original on The wasp actively searches for the SEG during this sting. Ampulex compressa Fabricius Articles with ‘species’ microformats Commons category link is on Wikidata.