The spread of these spiders poses a serious risk. Scientists issue warning after observing alarming shift in giant spider species: 'Some … hitch a ride with human transport' first appeared on The Cool ...

In the United States, there are two main categories of venomous spiders that pose a real threat to humans. If you find these ...

Black widows are notorious spiders identified by the colored, hourglass-shaped mark on their abdomens. Several species answer to the name, and they are found in temperate regions around the world.