Never ever kill a house centipede again if you find inside your home

Seeing an insect in your home likely stirs an impulse to squash it, especially if it’s creepy or potentially harmful. But consider sparing house centipedes next time — these swift, multi-legged creatures help control pests by devouring cockroaches, spiders, silverfish, and other unwanted insects. Centipedes don’t spread germs or pose significant harm; in fact, they’re a natural form of pest control.

However, some insects are best avoided due to the severe threats they pose. For instance, the bullet ant’s sting feels like being shot, while botfly larvae can cause painful infections. Fire ants sting persistently, causing lasting skin pustules. Mosquitoes remain the deadliest, linked to up to a million deaths annually due to diseases like malaria and West Nile virus. Other dangerous insects include tsetse flies, kissing bugs, giant Japanese hornets, and killer bees, known for their lethal attacks.

So, next time you spot a harmless centipede, consider letting it be — it’s working for you. But for those truly dangerous insects, prevention is your best defense.