Ecological determinants of food plant choice in the checkerspot butterfly Euphydryas editha in Colorado

The larvae of Euphydryas editha in Gunnison County, Colorado, feed on Castilleja linariifolia. Two related plants, C. chromosa and Penstemon strictus, occur in the same area and are equally nutritious, but are not eaten. Restriction to C. linariifolia appears to be a case of ecological monophagy --...

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Veröffentlicht in:	Oecologia 1982, Vol.52 (3), p.417-423
Hauptverfasser:	Holdren, C.E, Ehrlich, P.R
Format:	Artikel
Sprache:	eng
Schlagworte:	Butterflies Diapause Female animals Food plants Insect larvae Larvae Larval development Nitrogen Oviposition Plants
Online-Zugang:	Volltext
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