Back to Show
Eons
Why Do Things Keep Evolving Into Crabs?
Season 3
Episode 24
For some reason, animals keep evolving into things that look like crabs, independently, over and over again. What is it about the crab’s form that makes it so evolutionarily successful that non-crabs are apparently jealous of it?
Sign up now for inspiring and thought-provoking media delivered straight to your inbox.
Support Provided By

9:34
We’re taking a look towards the deep future. After all, the story is far from over.

7:59
When did we start practicing medicine in its varied, complex forms?

9:11
For some, the rise of venomous elapid snakes was an almost apocalyptic catastrophe.

12:07
When you only have fossils, how do you know if a dinosaur is female or male?

11:57
What are animal-like fossils doing in rocks a billion years old?

9:41
Paranthropus lived alongside our ancestors. If we are still here, why aren’t they?

8:42
Exoskeleton fragments may have allowed microbes to sail the ocean and change the world.

10:45
Fire only exists only on Earth because fire can’t exist without life.

7:09
Turns out bats didn’t give us butterflies and we should be thanking bees and beans.

8:58
Graptolites show us how unpredictable the Silurian period really could be.

9:05
How can we figure out when we first started wearing clothes?

7:50
From an evolutionary perspective, is bigger always better?