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Deep Look
Why Do Tumbleweeds Tumble?
Season 5
Episode 8
The silent star of classic Westerns is a plant on a mission. It starts out green and full of life. It even grows flowers. But to reproduce effectively it needs to turn into a rolling brown skeleton.
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4:33
Don't despair – there *is* a trick to smacking these infuriating insects.
4:14
These sea slugs may look lazy, but eelgrass sea hares are actually environmental heroes.
4:33
They may look cute and colorful, but starfish are actually voracious predators.
5:29
Fallcon stars Annie and Grinnell face the tough demands of raising a family.
4:43
Orb weaver spiders build webs not only to catch insects, but to extend their senses.
3:57
Cape sundews are carnivorous plants that grow in bogs.
4:51
Ducks and geese spend *a lot* of time preening their all-weather feathers.
3:57
Not every yellow bloom ― or fluffy white globe ― taking over your backyard is a dandelion.
4:38
Their diverse family tree offers us a rare snapshot of millions of years of evolution.
5:00
The new coronavirus packs a devastating punch.
5:24
Ever wanted to be invisible? The elusive glasswing butterfly knows just how to do it.
5:16
Sharpshooter insects transmit a devastating disease that kills grapevines.