WXEL Presents

Nature: Nature's Biggest Beasts

Preview: Special | 30s

Size matters in wildlife, for species and individuals. As relative skin surface versus mass decreases with size, large animals have an advantage in the cold, hence Arctic species tend to be larger, like the polar bear, but a disadvantage in warm weather, requiring adaptations in the tropics and deserts to cool down, gather food and conserve water.

Aired: 11/17/19

Rating: NR

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