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TED-Ed

Why do cats have vertical pupils? - Emma Bryce

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6,685 Questions Answered

TEDEd Animation

Let’s Begin…

Peering into the eyes of different animals, you’ll see some extraordinarily shaped pupils. House cats, for one, are twilight hunters with vertically elongated pupils. Many grazing animals, like goats, have rectangular pupils. Other animals have crescent- or heart-shaped pupils. So, what’s going on? Why are there so many different pupil shapes? Emma Bryce digs into the science of animal vision.

Watch the video and finish the Think section to complete the lesson.


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TED-Ed Animations feature the words and ideas of educators brought to life by professional animators. Are you an educator or animator interested in creating a TED-Ed Animation? Nominate yourself here »

Meet The Creators

Educator
Emma Bryce
Director
Bálint Gelley, CUB Animation Ltd.
Narrator
Alexandra Panzer
Storyboard Artist
Daniel Gray
Animator
Iván Tamás
Compositor
Iván Tamás
Art Director
Barbara Bakos
Music
József Iszlai
Sound Designer
József Iszlai
Director of Production
Gerta Xhelo
Editorial Director
Alex Rosenthal
Producer
Bethany Cutmore-Scott
Script Producer
Cella Wright
Special Thanks
Martin S. Banks

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