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Eons
Did Eating Insects Shrink These Dinos?
Season 4
Episode 19
We often think of dinosaurs as either preying on other dinos or mammals or as plant-eaters -- but in ecosystems today, those aren’t the only two options. So why would we expect dinosaurs to have only been carnivores or herbivores, with the occasional omnivore thrown in the mix?
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How is it possible to have cataclysmic eruptions without any real cataclysm?

10:42
Our brains actually shrank relative to our bodies in evolution.

7:23
Hidden in rocks may have animal kingdom’s oldest known predator.

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Hidden in rocks may have animal kingdom’s oldest known predator.

8:09
We explore what we have in common with our ancient cousins.

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We have become the ultimate niche builders.

9:58
Beneath their shell, the crustaceans hold an evolutionary mystery.

7:20
The answer is part of a decades-long debate.

10:04
In Australia, evolution built a family of deadly predators.

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We focus on the DNA we got from our Neanderthals.

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8:21
In recent years, Archaea's connection to us has been pretty huge and surprising.