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.

Some of the red-belly black snakes, which have litters between 4 and 35 offspring, were giving birth while being captured.

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.

When his colleague arrived, he discovered 40 red-bellied black snakes - four of which gave birth to more live young once he had placed them in a removal bag. Red-bellied black snakes are one of the most common venomous species in Australia but have not caused any human deaths on record.

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

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.