Brazilian Wandering Spider (Phoneutria spp.): The Brazilian wandering spider, also known as banana spiders, are highly venomous and aggressive when threatened.
Sydney Funnel-web Spider (Atrax spp.): Found in Australia, Sydney funnel-web spiders have powerful fangs capable of penetrating skin and delivering a potent neurotoxin.
Black Widow Spider (Latrodectus spp.): Widely distributed globally, black widows are known for their distinctive black body with a red hourglass mark.
Redback Spider (Latrodectus hasselti): Found primarily in Australia, redback spiders are closely related to black widows and share similar venomous properties.
Brown Recluse Spider (Loxosceles reclusa): Native to the United States, brown recluse spiders have venom that can cause necrotic lesions (tissue death) around the bite area.
Six-eyed Sand Spider (Sicarius spp.): Found in deserts of southern Africa and South America, six-eyed sand spiders have venom that causes tissue necrosis (death of skin and flesh) around the bite area.
Mouse Spider (Missulena spp.): Found in Australia, mouse spiders are related to funnel-web spiders and possess venom that can be highly toxic to humans.