Boo, hiss. A homeowner was terrified to discover nearly 100 venomous snakes in a writhing black knot in his backyard — in a case experts have described as a “rare occurrence.” The trouble began last week when David Stein initially spotted a handful of the slithering creatures clustered together in his garden — leading the Australia man to immediately call in a specialized removal crew.

Living in Australia means you might have to accept coming across a snake or two on your property at some point. But one Sydney homeowner got more than he bargained for when a snake catcher unearthed 102 of the slithery reptiles hiding in his garden.

A man described feeling “the shudders” as more than 100 venomous red-bellied black snakes were removed from a pile of mulch in his Sydney backyard.

An Australian man thought there were six venomous red-bellied black snakes slithering in a pile of mulch in his backyard. Instead, there were 102 of them -- including 97 babies. Sydney resident David Stein called for help after discovering the reptiles last week, News.com.au reported.

An animal rescue service in Australia expected to remove four red-bellied snakes from the backyard of a Sydney home. Instead, they uncovered more than 100.

A homeowner in Australia received quite the horrific shock when he called reptile experts after spotting a few snakes in his backyard. However, a search of the property turned up over 100 of the slithery creatures, which turned out to be venomous red-bellied black snakes.

Pregnant red-bellied black snakes tend to pile on top of each other; two of the adults gave birth to 29 babies as they were being rounded up An Australian man described feeling "the shudders" as more than 100 venomous red-bellied black snakes were removed from a pile of mulch in his Sydney backyard.

An Australian reptile wrangler was called to a home on a report of snake sightings and ended up leaving after three hours with 102 venomous serpents in tow.