Identification: Brown gray with white spots forming a longitudinal band on the dorsal abdomen and a red-brown brush of hair on the chelicerae. Large in size (4.5-6cm) with 4-5mm fangs.
They do not form webs, but rather are mobile nocturnal hunters
among the largest and most aggressive<unk> s in South AmericaHabitat restricted to South America, largely Brazil, Argentina, and Uruguay.
Genus: Phoneutria
The best-known representative is P. nigriventer, the Brazilian Wandering<unk> 
They do not form webs, but rather are mobile nocturnal hunters
among the largest and most aggressive<unk> s in South AmericaHabitat restricted to South America, largely Brazil, Argentina, and Uruguay.
Armed spider bite
Hymenoptera stings 
Octopus bite
Mammalian bites
Shark bite
Closed fist infection 
Funnel-web spider bite
Dog bite