That's because everything that's not a predator can still kill you. Even the shrubbery like the gympie-gympie will try to kill you, maybe not kill but drive to suicide .
At least one fatality and multiple suicides from the pain. Someone wanted to use it in world war two but found it was to dangerous.
Florida man dies to animals usually by doing something stupid. The emus stared down machine guns and still emerged victorious