Evidence for a Growing Population of Eastern Migratory Monarch Butterflies Is Currently Insufficient

The eastern migratory population of monarch butterflies has experienced a multi-decadal decline, but a recent increase in abundance (to 6.05 ha in winter 2018) has led some observers to question whether the population has reversed its long-standing decline and embarked on a trajectory of increasing...

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Bibliographic Details
Main Authors: Wayne E. Thogmartin, Jennifer A. Szymanski, Emily L. Weiser
Format: Article
Language:English
Published: Frontiers Media S.A. 2020-02-01
Series:Frontiers in Ecology and Evolution
Subjects:
Online Access:https://www.frontiersin.org/article/10.3389/fevo.2020.00043/full