Spiders can be any color!
fluorite is varios colors sometimes colorless!
brown
brown,green, black, red, yellow, and colorless
Red, Blue, Yellow, Green or colorless
Spiders have circulatory systems just as humans do. However, their blood is colorless blood and is called hemolymph. It transports nutrients, hormones, oxygen and cells.
yes
pink to fuchsia or colorless depending on the amount of sodiumhydroxide . Sodium hydroxide is colorless. The Phenophtalein gives the solution its colour
There is no easy way to answer this question. The colors of spiders can change at each time they molt and get a new skin. The colors of baby spiders are not connected in any direct way to the colors of adults. So knowing the color of adults of some species is not a sure well to anticipate the colors of pre=adult members of their species. On top of that there are thousands of species of spiders, and it would be a long job to try to track down which spiders were red at which stage(s) before they reached maturity.
To show beauty. Can you imagine a colorless world? It would be really boring, wouldn't it?
Quartz is colorless when pure, but can be found in all colors of the rainbow.
Violet is the shortest visible light color.