How Many Knees Does a Spider Have?
![By Thomas Shahan [CC BY 2.0 (https://creativecommons.org/licenses/by/2.0)], via Wikimedia Commons)](https://infinitespider.com/wp-content/uploads/2018/02/Female_Jumping_Spider_-_Phidippus_regius_-_Florida.jpg)
Spider Knees in the Know
I had a reader e-mail me for a 10 year old student who wanted to know exactly how many knees a spider has. If you Google the answer you get a web page that is aimed at kids and has the wrong answer as the first choice. This always infuriates me because they offer an easy, off-the-cuff quick answer that requires absolutely no thought or research. I hate it when people play down to kids and don't do the work required to give an accurate answer. So here's my answer.