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Draw Curiosity | Is Animal Vision 20/20? @DrawCuriosity | Uploaded 7 years ago | Updated 1 hour ago
Ever wondered how we actually know how other animals see?
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Measuring visual acuity in animals is not as straightforward as it is for humans, you can't just sit them in front of a Snellen eyechart and hope they'll tell you what they see. In today's episode I tell you about three alternative ways for estimating acuity.

Special thanks to:
┬►Yuk Fai Leung from Purdue University for his zebrafish footage
├─● Zebrafish eyes: youtu.be/mfstlvsW1IY
├─● Optokinetic motor: youtu.be/Mtb4zY7-zq4
├─● Lab: https://www.bio.purdue.edu/lab/leung/
└─● Research: https://www.bio.purdue.edu/lab/leung/publications.html

Other videos used with permission:
Optikinetic response: youtu.be/nVvZCl5M9nM

Photos courtesy of National Eye Institute
Check them out here: flickr.com/photos/nationaleyeinstitute/17116356357/in/album-72157651820086577
(..yes I know I typed that as Natural Eye Institute in the video, I need my eyes checked).

More research:
┬► FURTHER READING (this is quite simplified ;) )
├─● Falcon vision: http://www.sciencedirect.com/science/article/pii/0042698987901143
├─● Eagle vision: ncbi.nlm.nih.gov/pubmed/4090282
├─● Mantis shrimp vision: http://web.qbi.uq.edu.au/ml/wp-content/uploads/2014/02/1993_Marshall__Land_part1_J_Comp_Physiol_A.pdf
├─● Measuring Zebrafish OKR: ncbi.nlm.nih.gov/pubmed/17406490
├─● Zebrafish OKR: ncbi.nlm.nih.gov/pmc/articles/PMC3939076
├─● Mice visual acuity: http://www.sciencedirect.com/science/article/pii/S004269890000081X
├─● Visual acuity measurement: nist.gov/sites/default/files/documents/el/isd/ks/Visual_Acuity_Standards_1.pdf
└─● Chapter on visual acuity: http://webvision.med.utah.edu/book/part-viii-gabac-receptors/visual-acuity/

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------Acknowledgements and other links: ------
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Animation https://.facebook.com/cristinademanuelink

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Is Animal Vision 20/20? @DrawCuriosity

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