How was the yellow jacket introduced in Chile?

Article by: Victoria Domingo | Last update: April 10, 2022
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The yellow jacket wasp (scientific name Vespula germanica) is an insect native to northern Europe. It was introduced in Chile in 1968 through hidden specimens in the containers of ships that arrived at the port of Valparaíso.

How did the wasp get to Chile?

These are invasive species that can reach our country by plane or by ship, almost always in the transport of fruit, because it is their main food, as entomologist José Contreras, founder of the NGO Grupo Salvaje de Valdivia, explains to Desafío Tierra. .

What is the origin of the wasp?

he wasp commonly known as the yellow jacket (Vespula germanica) is a species native to Europe but is currently found almost everywhere in the world (Corley, 1997).

What is the function of the yellow jackets?

The Yellow Jackets

It is a carnivorous predator and its diet consists mainly of insects. However, they are also aggressive and can attack adult humans and children. According to biologist Mar Leza, one of its nests can house up to 20,000 worker wasps.

What harm does the yellow jacket cause?

The jacket has a stinger with which it can sting repeatedly and not die. It is one of the most powerful poisons that exist in nature. And as if this were not enough, they also bite, they have very powerful jaws for being a scavenger insect. The bite only causes a local inflammation.

17 related questions found

What is the difference between a bee and a yellow jacket?

A wasp that many people confuse with bees is the yellow jacket. Unlike honey bees, yellow jackets and other wasps do not leave their stinger behind when they sting, therefore they are capable of stinging multiple times in a row.

Who dies when the bee or the wasp stings?

Only honey bees have a special kind of hook on their stingers that allows them to leave the stinger on the skin of the person they sting. The stinger breaks when the insect flies away. Therefore, the insect dies after biting you.

What is the origin of the yellow jacket wasp?

The “Yellow Jacket” (Vespula germanica), is a wasp native to Europe, Africa and Asia. It was introduced to Chile in 1968, rapidly spreading to the south of the country, finding no barriers that could stop its advance.

What is the animal that eats the wasp?

It is convenient to distinguish between the Honey Buzzard (Pernis apovorus), which is the only European bird of prey that feeds on bees and wasps, with dense plumage that protects it from stings, and the European Bee-eater (Merops apiaster), which is a warning of almost 30 centimeters and eats, in addition to wasps, bees, bumblebees, dragonflies…

What kind of wasp is there in Chile?

In Chile, 2 families of Vespoidea are called wasps: the vespids and the pompilids.

How dangerous is a wasp?

Hymenoptera (bees, wasps, ants) can have poison-producing glands associated with sharp structures and cause from minor injuries to severe poisoning in cases where the stings are massive (when the aggression is carried out by many individuals, such as in attacks of…

What kills the Asian hornet?

The vespa crabro is an autochthonous species and one of the main tools to combat the Asian, as they compete for territory.

What are the enemies of wasps?

Lizards, iguanas, and salamanders exist in many varieties native to different regions of the world. Most are insectivores and predators of wasps.

What animal eats the bee?

Birds, such as the bird called the bee-eater or the bird of prey known as the European honey buzzard or the African indicator birds, insectivorous mammals, such as shrews, as well as other vertebrates with an insectivorous diet, such as geckos and other lizards, or toads they are the main predatory enemies …

What birds eat bees?

The meropids (Meropidae) are a family of birds of the Coraciiformes order that includes the bee-eaters, specialized in eating flying insects, especially bees. Most of the species are found in Africa but they also exist in southern Europe, Madagascar, Australia and New Guinea.

Where do yellow jackets live?

The yellow jacket wasp is native to Eurasia and North Africa (Archer, 1998), introduced to New Zealand, Australia, South Africa, the United States and Canada. It probably entered Chile at the end of the 1960s (Peña G. et al., 1975).

What are yellow jackets?

Vespula germanica or yellow wasp. Vespula germanica, also commonly known as the European wasp, German wasp, yellow jacket, or yellow jacket, is a social hymenopteran belonging to the Vespidae family.

What is more dangerous a bee or a wasp?

Wasps are more aggressive animals because they are predators, that is, they have to feed on insects to survive; the bees are much more sociable and in the hives they have a well-defined rank for each one (the queen and the workers).

Why is it good to be stung by a bee?

The venom of the adult female bee, present in her stinger. That poison… is a very complete, very powerful natural pharmacy!: it is anti-inflammatory, analgesic, antibiotic, healing, depurative, vasodilator, antidepressant, cell regenerator…

What happens to a wasp after it stings?

The wasp sting usually produces a local reaction to the poison itself that is characterized by intense pain, swelling and redness in the area around a white papule, in which the place where the wasp introduced the poison can sometimes be seen. sting.

How do you know if it’s a wasp or a bee?

Its size. Anatomically, bees are stockier and hairier, while a wasp’s exoskeleton has its more pronounced curves and a glossier surface. What they have in common is their three sections: head, thorax and abdomen, but they also differ in the shape of their wings.

What is the difference between bees and wasps?

Wasps have their characteristic “waist”, a very narrow area that separates the thorax from the abdomen. While in the case of bees the narrowing is not so noticeable. In addition, the bee has a hairy appearance, as it has keratin hairs on the thorax, face, abdomen and legs, while the wasp does not.

What is the difference between bees and wasps?

The most elemental and detectable difference between bees and wasps with the naked eye is that the former are usually covered with a kind of fluff, while the latter, thinner and more stylized, have a very vivid yellow and black smooth abdomen. .

How to make wasps go away?

Eucalyptus, laurel, mint, citronella, lavender or basil are excellent repellents. You can also use essential oils, candles or incense that contain the aroma of any of these plants. On the other hand, wasps can not stand some odors such as citrus.

What is the worst enemy of bees?

The Asian hornet, the great enemy of bees.

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