A male jumping spider seems to be trying very hard to excite a female jumping spider. It will be worth turning your volume up !But In the light of new research though it seems that he does a visual show as well the males are using ultraviolet (UVB) rays to communicate with females. While UVA rays are often used in animal communication, this is the first evidence that UVB light is also being used.
The video of the lightshow on this page however is pre-rolled with an ad.
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