The fast evolution of black widow spider venom

Black widow spiders are notorious for their painful bites and lethal venom. The venom is potent enough to let these spiders and their close relatives prey upon small reptiles and mammals that other arachnids wouldn't ever ...

Reversal of the black widow myth

The Black Widow spider gets its name from the popular belief that female spiders eat their male suitors after mating. However, a new study has shown that the tendency to consume a potential mate is also true of some types ...

From fear of spiders to fascination

It's early in the morning. The buzzer goes off, you switch on the light and immediately panic: a large spider sits on your bedroom wall!

Male black widow spiders destroy female's web to deter rivals

Male black widow spiders destroy large sections of the female's web during courtship and wrap it up in their own silk. New research published in Animal Behaviour shows that this home-wrecking behavior deters rival males, ...

Feast or fancy? Black widows shake for love

(Phys.org) —A team of Simon Fraser University biologists has found that male black widow spiders shake their abdomens to produce carefully pitched vibrations that let females know they have "come a-courting" and are not ...

Black widow spiders dial up posture for survival and sex

A new study led by Western University's Natasha Mhatre shows that body dynamics and posture are crucial to how black widow spiders decode the important vibrations that travel through their webs and up their legs. Black widows ...

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