People who live in a kangaroo-less country don't realize how dangerous those muscular marsupials can be when they're mad, but there's a reason they call a group of kangaroos a mob.
And thanks to this terrifying but true video footage shared by Gem 106 we're reminded why the world is better off without a bunch of bounding brutes banging on our windows.
And you thought door-to-door salesmen were the most annoying creatures on the planet!
-Via FAILBlog
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