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Monarch butterflies are in decline in NZ and Australia—you can help to track where they gather
Monarch butterflies (Danaus plexippus) appear to be declining not just in North America but also in Australasia. Could this be a consequence of global change, including climate change, the ...
University of Texas at San Antonio4y
Partnering to Conserve the Monarch Butterfly Migration
Colony estimates at central Mexico overwintering sites indicate that monarch butterfly (Danaus plexippus) populations have declined over the past two decades. Among the leading causes of this ...