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Even if you call a harvestman a daddy longlegs, there's no proof that its venom is especially toxic to humans.

Thus, that old myth about daddy longlegs being the most venomous creature on Earth is just that: a myth. Harvestmen also don't produce silk and don't have venom. For example, harvestmen have one body section and two eyes, while most spiders have two body sections and eight eyes. They have eight legs and look a bit like spiders, but there are several key differences. Harvestmen are arachnids, but not spiders. Scientists believe there could be over 10,000 different species of harvestmen. Mostly, though, daddy longlegs is used to refer to Opiliones, which are an order of arachnids also known as harvestmen. For example, it may be used to describe the long-legged crane fly, which is an insect, or long-legged cellar spiders, which are true spiders. That name is often used to describe several different creatures. The answers to these questions depend, in part, on exactly which daddy longlegs you're talking about. It kind of looks like a spider, but is it one? You may have also heard that it's the most venomous creature in the world but its fangs are too short to penetrate human skin. Others, though, are fascinated by them and love to catch them to study them up-close.Īt one time or another, you've probably seen a creeping, crawling creature known commonly as a daddy longlegs. Do you like creepy- crawlies? Some kids freak out when they see a spider or a scary insect.