Extinct - Season 1 Episode 3 -

The Irish Elk, a giant prehistoric creature that was neither Irish nor an elk, but a deer. Weighing as much as ten men with antlers spanning twelve feet, was the Irish elk a victim of its own success? Growing ever-bigger antlers sapped vital minerals and left the elk with brittle bones. As food became scarce during the Ice Age, the elk, hungry and weakened, faced a battle to survive...