How Did The First Brain Evolve?
Synopsis
A crocodile can launch itself from the water at speeds of 20 meters per hour, using instincts shaped by a brain that has remained largely unchanged for 200 million years.
Synopsis
On the shores of a sandy lagoon, a crocodile stalks its prey with precise movements. The predator's hunting strategy has remained unchanged for 200 million years, a direct link to its ancestral lineage. This documentary delves into the evolution of brains, detailing how they formed and adapted over time. Key segments include 'What Is A Brain?', 'How Did Brains Evolve?', and 'When Did Brains Evolve?'. Narrated by David Kelly, it features research from Leila Battison and editing by James Devonport.
Deep Dive
Why Watch
- See how crocodiles hunt with ancient instincts.
- Find out why human brains are shrinking.
- Meet the crocodile, one of Earth's smartest hunters.
Did You Know
- Crocodiles have brains that are barely larger than a walnut.
- Crocodiles have been hunting effectively for 200 million years.
- Phineas Gage's case shows that brain wiring is constantly changing.
- Crocodiles can explode from the water at speeds of 20 m an hour.
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Frequently Asked Questions
How fast can a crocodile leap from the water?
A crocodile can leap from the water at a speed of 20 meters an hour.
How long have crocodiles' brains remained virtually unchanged?
Crocodiles' brains have remained virtually unchanged for an astonishing 200 million years.
What is the size of a crocodile's brain compared to a common object?
A crocodile's brain is barely larger than a walnut.
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