News tagged with colour vision

Why are so many fairy-wrens blue?

(Phys.org)—Researchers have long tried to explain the enormous diversity in colour of birds, and a new study is giving insights into why the humble fairy-wren, a colourful Australian bird, is radiantly ...

dateNov 01, 2012 in Plants & Animals
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Thyroid affects color vision

What part does the thyroid gland have in vision? Thyroid hormone is crucially involved in controlling which visual pigment is produced in the cones. Previously, it was assumed that the colour sensitivity of ...

dateMar 29, 2011 in Medical research
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New research eyes off colourful reef fish

(PhysOrg.com) -- Most people wouldn't give a second thought to the inner workings of the fish eye. But research by University of Queensland scientists is unlocking the secrets hidden behind these fishy lenses. ...

dateFeb 11, 2010 in Plants & Animals
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Edge detection crucial to eyesight

(PhysOrg.com) -- In a major advance in understanding how our eyesight works, Australian scientists have shown that birds' amazing flight and landing precision relies on their ability to detect edges.

dateOct 07, 2009 in Plants & Animals
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