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Insects and spiders

  • spotted lanternfly on tree

    Shining a light on spotted lanternflies

    The spotted lanternfly is an insect species native to parts of China and Vietnam. The insect itself does not bite or sting. It is not known to be toxic to humans but could cause upset stomach if ingested. Potential side effects of ingesting small amounts of spotted lanternflies are nausea, vomiting, constipation, abdominal pain, and loss of appetite. These symptoms are self-limited and do not typically require treatment.

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  • pest strip

    Use pest strips as directed!

    Pest strips are typically made out of either glue on a paper backing or a porous strip impregnated with an organophosphate insecticide. Glue may stick to the skin or get in the eyes, but is unlikely to result in significant toxicity. However, exposure to organophosphates can be very toxic, causing muscle weakness, vomiting, diarrhea, seizures, and coma.

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  • mosquito

    Use DEET safely

    DEET is an insect repellant which helps prevent bites, and illnesses, from mosquitos and ticks. There are rare reports of health problems associated with the use of DEET, but most have been because of using the product incorrectly. The potential risks of West Nile Virus, Lyme disease, and other diseases caused by infected insects surpass the slight risks associated with DEET.

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  • tick habitat sign

    Treating tick bites

    Ticks are most active during warmer months (April-September), but tick bites can happen during any time of the year. Ticks live in grassy, wooded, brush-filled areas or even on animals. Tick exposure can happen in your own backyard. See a healthcare provider if you experience fever, rash, or aches within a few weeks of a tick bite.

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  • mother applying tick repellent on son

    An introduction to common tick-borne diseases

    Ticks are experts at feeding on your blood and, in return for your generosity, transmitting disease to you. There are several different kinds of bacterial, viral, and parasitic diseases transmitted by ticks, and tick-borne diseases are on the rise. Prevention is key: do what you can to prevent them from having access to you.

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  • tarantula

    Are tarantulas dangerous?

    Tarantulas are venomous, but the effects of the venom of tarantulas indigenous to North America are typically mild in humans and only cause pain at the bite site. Contact with tarantula hairs can cause redness, itching, and swelling. Avoid getting tarantula hairs in the eye. If you are bitten, wash the bite with soap and water, and then contact your poison center.

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  • girl with itchy head

    Take care with head lice treatments

    Head lice can affect just about any one. They are not dangerous but they cause miserable itching. Treating head lice involves combing the lice and their eggs (nits) from each strand of hair. Often a chemical also must be used to prevent additional lice from hatching. Follow instructions carefully. Keep products out of eyes, because they can be irritating.

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  • fire ant

    Stung by an ant?

    Ant stings are common but rarely serious unless they are from imported fire ants. Problems can occur with multiple stings or with allergic reactions.

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  • scorpion

    Are scorpions venomous?

    Most scorpions in the US are not very dangerous, but painful stings are common. However, serious effects can occur following stings from the bark scorpion. Most stings can be initially managed at home with guidance from a poison center or webPOISONCONTROL, but if prolonged pain or body-wide symptoms occur, emergency medical treatment should be sought.

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