 Although other spiders can jump, salticids including "Phaeacius" have significantly better vision than other spiders, and their main eyes are more acute in daylight than a cat's and 10 times more acute than a dragonfly's.The main eyes focus accurately on an object at distances from approximately to infinity, and in practice can see up to about .Spiders, like other arthropods, have sensors, often modified setae (bristles), protruding through their cuticle ("skin") for smell, taste, touch and vibration.