Inside the sac, a female spider may lay anywhere from a few dozen to hundreds of eggs. They're designed to protect the baby spiders from predators, keeping them warm and safe from harsh conditions ...

and regularly remove spider webs and egg sacs. Spiders deposit their egg masses in hidden areas, and since egg laying generally occurs in the spring, inspecting corners and ceilings during this ...

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Institute of Physics and Materials Science, Department of Natural Sciences and Sustainable Ressources, BOKU University, Peter Jordan-Straß 82, 1190 Vienna, Austria ...

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 ...