If a tarantula bites you, you may have pain at the site of the bite similar to a bee sting. When one of these spiders is threatened, it rubs its hind legs across its own body surface and flicks thousands of tiny hairs toward the threat.. In the case of very large tarantulas, the mechanical puncture of their fangs into human skin may produce a minimal …

Itching may last for … If your pet tarantula were to bite you, the area of skin will generally turn reddish and there may be some mild temporary swelling. The bite of most tarantulas is similar to that of a wasp sting, where redness, soreness, and inflammation of the bite location will occur. Wash the area with anti-bacterial soap and warm water. These hairs have barbs that can pierce human skin. This causes causing swollen, itchy bumps to form. The area of the bite may become warm and red. Since most tarantula venom is generally weak, there are usually no side effects.