If you haven't watched Ze Frank's absurdly entertaining nature series, "True Facts About _______," you owe it to yourself and those around you to take a personal day and just rip through the whole lineup, starting with this week's installment on the naked mole rat.

The NMR is a perennial favorite 'round these parts, and one of our top picks for Most Likely to Survive a Nuclear Apocalypse. Seriously, these glabrous little weirdos are tough as nails – way hardier than their testicular appearance would lead you to believe.

[Ze Frank]