Found in the southern and central U.S., their venom can cause severe skin necrosis and systemic symptoms.
Often confused with the brown recluse, its bite can lead to swelling and discomfort, particularly in young children.
Recognizable by its black body and red hourglass mark, its venom, though rarely fatal, causes intense pain and systemic effects.
Known for aggressive behavior and potent neurotoxic venom causing severe symptoms like muscle spasms and respiratory distress.
Common globally, their bites can cause local necrosis and mimic more dangerous spider bites.
Similar to black widows but with less potent venom causing pain and mild systemic symptoms.
Found in Florida, their bites, though rare, can cause severe muscle spasms due to neurotoxic venom.
Native to Australia, their venom can cause severe pain, sweating, and in severe cases, respiratory failure.
Found in Australia, their bites are potentially lethal, requiring immediate medical attention and antivenom.
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