Dan Baumgardt

Senior Lecturer, School of Physiology, Pharmacology and Neuroscience, University of Bristol

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Dan Baumgardt

You may have noticed these “third” eyelids on your pets appear occasionally, on the corner of their eye closest to their nose. Photo: iStock

Wildlife & Biodiversity

Why so many animals have a third eyelid, including our pets — yet humans don’t

17 May 2024

4 min read

Down To Earth

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