tom swift among the diamond makers

 did you ever think of having your brains in your arms or legs. that would be really weird  wouldn't it but did you know that octopuses and other animals like that are brain cells in their arms. so say an arm would get cut off it cought something it would make it go towards its mouth where it was sapoed to be. and scientists are thinking of using this in there research they just dont know how they could use it is ant. that weird like if you where deep see diving and you saw an arm wriggling on the see floor that would just be so scary.