Final answer:
It depends on the type and number of spiders; most are beneficial, controlling pests, and only a few are harmful, so extermination might not always be necessary. Only take action if dealing with dangerous species or severe infestations, considering non-lethal methods first.
Step-by-step explanation:
It depends on the type of spider and the level of infestation; most spiders are beneficial and can be left alone unless they are harmful species or there is a significant infestation.
Spiders are arthropods found in various environments worldwide, contributing positively to ecosystems by controlling insect populations. All spiders produce silk used for various purposes like creating webs to trap their prey, which is a fascinating example of animal behavior. While spiders do inject venom to subdue their prey, only a small fraction of them have venom that poses a serious threat to humans. Therefore, it's usually unnecessary to kill spiders in your home. In fact, having spiders around can be beneficial as they help control pests. However, if you encounter a harmful species or face a significant spider infestation, it's essential to take appropriate action, which may include removal or extermination with safety in mind. Always consider non-lethal methods first to preserve the beneficial aspects of having spiders as part of your indoor ecosystem.
Additionally, spiders and insects differ because spiders have eight legs while insects have six. Spiders play a crucial ecological role, and their behavior, like web spinning to catch prey, is crucial for their survival and contributes to biodiversity.