
How Did This Butterfly Get So Old?
Clip: Season 48 Episode 20 | 2m 56sVideo has Closed Captions
A special diet could be the secret to its exceptional longevity.
While most butterflies feed on nectar only, this genus of butterfly also feeds on pollen.
National Corporate funding for NOVA is provided by Carlisle Companies. Major funding for NOVA is provided by the NOVA Science Trust, the Corporation for Public Broadcasting, and PBS viewers.

How Did This Butterfly Get So Old?
Clip: Season 48 Episode 20 | 2m 56sVideo has Closed Captions
While most butterflies feed on nectar only, this genus of butterfly also feeds on pollen.
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Explore how the scientific secrets of butterflies are inspiring technological innovations. (29s)
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Video has Closed Captions
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Providing Support for PBS.org
Learn Moreabout PBS online sponsorshipNational Corporate funding for NOVA is provided by Carlisle Companies. Major funding for NOVA is provided by the NOVA Science Trust, the Corporation for Public Broadcasting, and PBS viewers.