Nature Season 26, Episode 4

The Beauty of Ugly · PBS · Sunday, November 18

Nature's ugliest creatures are spotlighted, including the dung beetle, elephant-seal bull, ghost-faced bat, Indian stork, naked mole rat, needle-toothed viperfish, proboscis monkey, star-nosed mole, tapeworm, vulture and warthog. Included: how their looks and attributes contribute to their survival.