Why must owls turn their heads up to 270 degrees to look around?
Chapter 1

Bug eyes and super sensors

Chapter 2

Shadows, lasers, and nocturnal hunters

Chapter 3

Moving without a map

Chapter 4

Cameras that work like brains

YOUR GOAL

Master of How nature taught computers to see

Ch 2 · Shadows, lasers, and nocturnal hunters
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007skaty The invisible red light of the deep-sea stoplight loosejaw

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007skaty Moth Eye Infrared Lenses

Lasers print moth eyes, Hunting in the shadows, Now the sensors see!

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Innovation is often just the translation of a successful survival strategy.

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007skaty Owls combine sound and vision to create a silent depth map.

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Deep-sea fish and the polarized glare

007skaty In 2019, German optics engineers used the red bioluminescence of Malacosteus niger from 1000 meters deep to build

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The owl's silent depth map

007skaty A color-coded technical illustration displays an owl's biomimetic computer vision depth map.

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Shadow Beam Pouncer
BETA

007skaty Time your pounces on shifting shadows to learn how computer vision mimics animal eyes.

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Fun Fact

Glowing cat eyes: The spooky glow in a cat's eyes at night is actually light bouncing off a biological mirror layer called the tapetum lucidum.

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Glossary
tapetum lucidum (noun)
A reflective layer of tissue behind the retina in the eyes of certain vertebrates that increases light sensitivity. In 2025, engineers modeled this feline structure to improve low-light sensitivity in artificial vision systems.

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Gossip

Where would you use bio-inspired night vision first?

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Quiz

What is the name of the reflective membrane behind a cat's retina that amplifies light?

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007skaty The reflective tapetum lucidum membrane that makes cat eyes glow

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Quiz

Which animal's sensory integration inspired autonomous vehicle engineers in 2022 to merge radar and camera data?

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007skaty Chameleons track two targets at once using independent eye movements.

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Quiz

What is the scientific family name for chameleons?

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Quiz

How do chameleons track two separate moving targets at the same time?

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Quiz

What color of bioluminescence does the deep-sea stoplight loosejaw produce to hunt in secret?

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Quiz

At what depth does the stoplight loosejaw fish typically live in the ocean?

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Quiz

Why must owls turn their heads up to 270 degrees to look around?

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Quiz

In 2021, security camera designers mimicked the cat's eye to achieve what technical goal?

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