Do All Spiders Have 8 Eyes?

Answer

Not all spiders have eight eyes. The difference in the number of eyes depends on the species of the spider. Whilst 'lower' spiders have eight eyes,' higher' spiders may have ten, four or six eyes.
Q&A Related to "Do All Spiders Have 8 Eyes?"
It's because spiders where made that way. Like. humans. for example, we are made with all are parts. Just for some people. P.S. Sorry for those people that. don't. have all their
http://wiki.answers.com/Q/Why_do_all_spiders_have_...
Spiders usually have 8 eyes (some have 6 or 4) but few have good eyesight. They
http://www.chacha.com/question/how-do-spiders-see-...
I presume you want an evolutionary reason? We don't really know. Ancestral arthropods had a bunch of leg pairs and segmented bodies. Difeferent groups of arthropods ended up with
http://uk.answers.yahoo.com/question/index?qid=201...
Black widow eyes, while more numerous than those of humans, are much simpler than the human eye. These spiders are mostly active at night and thus they need eyes much less than humans
http://www.madsci.org/posts/archives/apr2000/95614...
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Not all spiders have eight eyes. The difference in the number of eyes depends on the species of the spider. Whilst 'lower' spiders have eight eyes,' higher' spiders ...
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