The yellow sac spider is one of the most common spiders humans encounter, as they're often wandering indoors or hanging out in gardens. Scientists also believe they account for more human insect bites ...

Loxoscelism symbolizes dermonecrotic lesions and systemic manifestations incurred by the brown recluse spider bite (Barretto, Soeiro Prestes, Figueiredo Fonseca, & Achucarro Silveira, 2007).