Twenty Years of Elfin Enumeration: Abundance Patterns of Five Species of Callophrys (Lycaenidae) in Central Wisconsin, USA

We recorded five species of elfins (Callophrys) during annual spring surveys targeting frosted elfin C. irus (state-listed as threatened) in 19 pine-oak barrens in central Wisconsin USA during 1994–2013. At the northwest end of its range here, C. irus co-varied with spring temperature, but declined...

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Bibliographic Details
Main Authors: Ann B. Swengel, Scott R. Swengel
Format: Article
Language:English
Published: MDPI AG 2014-04-01
Series:Insects
Subjects:
Online Access:http://www.mdpi.com/2075-4450/5/2/332