Overwintering Energy Strategies of Butterflies

Here in the mid-Atlantic area, winter temperatures can fluctuate wildly, from bone-chilling sub-zero weeks that never end to strings of balmy 60-degree days that fool forsythias into bloom.  How do overwintering butterflies cope with these swings, especially when they overwinter as adults or caterpillars that become active during the warm spells and risk losing fat resources to carry them through the rest of the winter?  A PhD thesis by Caroline Williams at the University of Western Ontario gives some clues …

Williams, Caroline M., “Overwintering energetics of Lepidoptera: the effects of winter warming and thermal variability.” (2011). Electronic Thesis and Dissertation Repository. Paper 323.

This entry was posted in climate change, general butterfly news. Bookmark the permalink.

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out /  Change )

Google+ photo

You are commenting using your Google+ account. Log Out /  Change )

Twitter picture

You are commenting using your Twitter account. Log Out /  Change )

Facebook photo

You are commenting using your Facebook account. Log Out /  Change )


Connecting to %s

This site uses Akismet to reduce spam. Learn how your comment data is processed.