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Life

Monarch butterflies' beautiful wing scales enable their epic migration

By Eleanor Parsons

30 January 2019

butterfly wing

Chris Perani chrisperani.com

THIS may look like the folds of a snake but don’t be fooled — it is actually an extreme close-up of a monarch butterfly wing.

To capture the entire wing, California-based photographer Chris Perani took 2100 separate exposures, each just 3 micrometres apart, and then stitched them together. The hefty magnification is achieved using a microscope attached to a telephoto camera lens. The set-up is so sensitive that a speck of dust or someone walking in the studio could ruin the photo.

These colourful scales are just 0.1 millimetres across. Yet despite their small size, they help the monarch butterfly boost…

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