That would be the mysterious sea spider. With over 1,300 species living in every ocean, these marine arthropods can have a leg span ranging from .04 inches to nearly three feet long. The video ...

Black widow spiders also use their webs to ensnare their prey, which consists of flies, mosquitoes, grasshoppers, beetles, and caterpillars. Black widows are comb-footed spiders, which means they ...