T he biggest male funnel-web spider ever recorded — a deadly behemoth measuring 3.6 inches (9.2 centimeters) from foot to foot — has been handed into a zoo in Australia. The spider is so large ...

Scientists have named the 3.54-inch-long species Atrax christenseni, with a nickname of "Big Boy." Common Sydney funnel-web spiders, in comparison, can grow up to nearly 2 inches.

The Australian Reptile Park in New South Wales is urging Sydney residents to carefully collect funnel-web spiders and their eggs so they can be used to make life-saving antivenom.