Lesser banded hornet

Vespa affinis

Severity of bites

Mid

More serious effects, like stronger pain, more extensive swelling, possible transmission of disease or longer-lasting health effects. This can also include bugs that cause significant discomfort but aren't typically life-threatening.

Description

Lesser banded hornet is a prominent, large-sized wasp known for its unique predatory and scavenging behavior. Feeding mostly on other insects, it displays fascinating cooperative hunting skills. However, its sting can be quite painful and, in rare cases, may trigger severe allergic reactions in humans. Its nest-building activities in residential areas raise further health and safety issues, highlighting the need for cautious interaction with this species.

What are the symptoms of a Lesser banded hornet bite or sting?

Pain and Swelling

The initial symptom is often acute pain at the site of the sting, which can develop into swelling and redness. The areas affected can become itchy and sensitive to touch.

Systemic Reactions

In rare cases, a lesser banded hornet bite can induce systemic reactions, including hives, flushing, nausea, vomiting, diarrhea, and abdominal pain. These symptoms suggest a severe allergic reaction that requires medical attention.

Collapse

In very rare cases, individuals may experience anaphylactic shock, which includes symptoms like difficulty breathing, racing heartbeat, dizziness, or loss of consciousness.

What are the treatments for a Lesser banded hornet bite or sting?

Initial First Aid

Immediately after being stung by a lesser banded hornet, wash the affected area with soap and water to reduce the chances of infection. Placing a cold compress or ice pack on the sting site can help reduce swelling and alleviate pain as well.

Allergic Reactions

Anyone experiencing severe allergic reactions should seek immediate medical attention. Epinephrine, antihistamines, and corticosteroids are usually used to manage severe reactions, but these should only be administered by a medical professional.

Follow-up Care

Monitor the wound for signs of infection such as increased pain, swelling, redness, or fever. If these symptoms appear, seek medical attention promptly.

How to prevent a Lesser banded hornet bite or sting?

Use Insect Repellent

Applying an insect repellent can help deter lesser banded hornet from coming towards you. Some repellents are designed specifically for stinging insects and can provide effective protection.

Cover food and Drinks

Lesser banded hornet are often attracted to human food, specifically sweet items or pet food, so ensure that these are sealed or covered when not in use.

Wear Protective Clothing

When spending time outdoors, especially in areas known to have lesser banded hornet, wearing long sleeve shirts, pants, closed shoes, and hats can help prevent bites or stings.

Avoid Disturbing Nests

In general, lesser banded hornet are not aggressive unless provoked or their nest is threatened. Always keep a safe distance from lesser banded hornet nests.

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