Up Next
Back to Show
Eons
The Rise and Fall of the Bone-Crushing Dogs
Season 1
Episode 55
A huge and diverse subfamily of dogs, the bone-crushers patrolled North America for more than thirty million years, before they disappeared in the not-too-distant past. So what happened to the biggest dogs that ever lived?
Support Provided By
8:53
Charles Darwin encountered a tiny fox-like creature during his famous voyage.
8:59
While some fishapods were crawling out of water, others were diving right back in.
10:17
We think our water came from unlikely sources: meteorites, space dust, and even the sun.
8:13
This fungus was actually manipulating ants’ and forcing strange movements.
9:49
We explore the origin of the Mystacodon, what we know today as baleen whales.
7:40
There is one group of mammals that doesn’t have alpha-gal catarrhine primates.
8:29
It started with the production of one specific molecule and its ability to evolve.
12:34
The epic saga of Los Angeles' natural history is still visible and even striking.
7:02
Let's explore how and why this millipede became this big!
9:19
In 2003, microbiologists made this huge discovery.
9:42
Paleodictyon, a hexagonal-patterned fossil, is a bit of a mystery. What could it be?
6:40
We may have found the blueprints for building them ourselves.