Up Next
Back to Show
Eons
Where Are All the Medium-Sized Dinosaurs?
Season 4
Episode 4
The remains of medium-sized predatory dinosaurs are pretty rare in places where giant predators like T. rex existed. Which is weird, because that’s just not how ecosystems work today.
Support Provided By
9:11
Some of the most important genes were once considered genomic junk.
9:57
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.
9:26
Hidden in rocks may have animal kingdom’s oldest known predator.
8:09
We explore what we have in common with our ancient cousins.
9:19
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.
7:28
We focus on the DNA we got from our Neanderthals.
7:20
Seahorses are one of the ocean's worst swimmers but their origin story is great.