This spider, which originates from South America, has such a powerful venom that its bite can cause a long, painful erection in men, in addition to difficulties in breathing. The banana spider ...

Three decades ago, Brazilian researchers began studying a curious side effect from banana spider bites: the toxin left victims with priapism, a painful and persistent erection. The scientists were ...

Brazilian Wandering Spiders, also known as banana spiders, have a distinctive defensive posture and are highly venomous, affecting the nervous system.