Grand daddy long leg or daddy long leg?

if you have ever seen one they have very long legs

Because they have long legs compared to the size of their bodies.

They are actually not spiders, but are still of the arachnid family.

No. There is an urban myth that it is the most poisonous spider in the world, but that is not true. Daddy longlegs aren't poisonous and won't bite humans, even in self-defense.

So today I am doing a different kind of fact or crap. I was watching a show last night on the Science channel when I discovered that I have been fooled all these years about Grand Daddy Long Legs. I...