Claudio Contreras / Monarch butterfly (Danaus plexippus) hibernating, Mariposa Monarca Special Biosphere Reserve, central Mexico, January.
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Claudio Contreras / Monarch butterfly (Danaus plexippus) hibernating, Mariposa Monarca Special Biosphere Reserve, central Mexico, January.
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Floris van Breugel / Monarch Butterflies (Danaus plexippus) roosting in winter in dense groups, Southern California, USA
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Stephen Dalton / Monarch butterfly (Danaus plexippus) female in flight. Did you know? Monarch buttterflies migrate up to 2500 miles from Mexico to Canada.
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Inaki Relanzon / Clouds of Monarch butterflies {Danaus plexippus} flying and resting on trees while on migration, Miochacan, Mexico, January 1997
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Ingo Arndt / Monarch (Danaus plexippus) butterfly feeding on nectar of Goldenrod during migration, East Coast, USA
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Ingo Arndt / Monarch (Danaus plexippus) butterflies gathering to drink water and take up minerals, Michoacan, Mexico
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Jack Dykinga / Monarch Butterflies (Danaus plexippus) covering the trunk of a coniferous tree, Sierra Chincua Monarch Butterfly Biosphere Reserve, Michoacan, Mexico, Central America
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Patricio Robles Gil / Monarch (Danaus plexippus) butterfly, mass flying in wintering grounds, Monarch butterfly Biosphere Reserve, Michoacan, Mexico
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Rolf Nussbaumer / Monarch butterfly just emerged from chrysalis {Danaus plexippus} Texas, USA.
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Michael & Patricia Fogden / Monarch (Danaus plexippus) butterfly, feeding on Scarlet Milkweed (Asclepias curassavica) in the cloud forest, Costa Rica
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Thomas Mangelsen / Monarch (Danaus plexippus) butterfly group perching on a female tourist, El Rosario Monarch Butterfly Sanctuary, Mexico
