It's because they only have one muscle, that bends in that direction. When a human goes through rigor mortis, we don't contort in angles because we have two sets of muscles in our arms and legs. Spiders don't, so when they die their muscles constrict, and their legs curl up.
Yes they curl, and they probably react with the heat while cooking. And they curl just as a cooked taco :). If anyone has a better answer please be free to change this. :)
They curl up for protection, and use gnathpds to inject venom.
Your arms are moving a circular movement over the water while your legs are doing a up and down motion.
I believe a teenager would curl into a ball while unconscious for protection I believe the teenager is fearful.
Curl-up was created in 1951.
Koalas do smetimes curl up tightly when they sleep. They curl up in winter to keep warm.
a curl up is when you do an exersize to sit up and then back down up.... and down.
a curl up is when you do an exersize to sit up and then back down up.... and down.
A curl up is an exercise where you are when you are pulling your self up, but in a curl motion which help the biceps or your arms and also your abs.
A curl up is an exercise where you are when you are pulling your self up, but in a curl motion which help the biceps or your arms and also your abs.
I had never seen centipede curl up if disturbed. Milipedes do curl.