Do spider victims feel pain when they are paralyzed? have any studies been done to determine this? or are there any indications from how the spider chemicals affect insects?

When someone/ something gets bit, they get slight paralysis and they can still feel some pain. No studies have been shown. It slightly paralyzes the subject because it destroys the nerve system.

In some developing nations the percentage of the animal protein from fish in the diet can be as high as 25 percent.  about 85% of fish caught is used for human consumption.  the remainder is converted into fishmeal and fish oil. 

In fact it is not just nuclear fusion and fission that  can  transform  matter  (or mass)into energy. any time  energy  is produced, some small amount of  matter  or mass isconverted into energy.