The Sydney funnel-web spider has extremely dangerous venom, but according to a new study this spider is actually three ...

The deadly 3.54-inch-long spider Atrax christenseni is among the most dangerously venomous spiders for humans.

Spider bite symptoms include the following ... but they are extremely dangerous, especially to young children and older ...

Sydney funnel-web spiders (Atrax robustus) are some of the most venomous spiders in the world. If untreated, a single bite can kill a small child within 15 minutes and an adult within three days. A ...

"If you are bitten by a funnel-web spider, call an ambulance and go straight to hospital," researcher Geoff Isbister said.

But bites can be fatal—usually to small children, the elderly, or the infirm. Fortunately, fatalities are fairly rare; the spiders are nonaggressive and bite only in self-defense, such as when ...