Sharks, cats, possums, bored rural people with shotguns, a rockslide in the wrong valley in South America (there's pretty much just one pass that all east/west

Sharks, cats, possums, bored rural people with shotguns, a rockslide in the wrong valley in South America (there's pretty much just one pass that all east/west SA traffic passes through). All of these are things that occasionally take out either comms, or data centres on a semi-regular basis.