WASHINGTON — What puts that sexy twinkle in a spider's eye? A mate aglow. Take away the ultraviolet portion of light, and what seemed like the arachnid version of Scarlett Johansson or Matthew ...

Even if you’re scared of spiders, you may find the little jumping spider cute. With its oversized eyes and inquisitive nature, it’s hard not to be fascinated by these tiny spiders. Jumping spiders are ...

Mating under ultraviolet light isn't just for ravers anymore. A report in this week's Science finds that parts of the ornate jumping spider Cosmophasis umbratica glow under UV light and arouse the ...

Jumping spiders are a diverse bunch. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Ever seen a teeny, furry spider scampering across the floor?

Close up of Cosmophasis umbratica. C. umbratica has excellent eyesight that is sensitive to UV light and the males and females have UV-reflective body parts. This image relates to article that ...