Date: 12/21/2019

Number: 1

Monarch Caterpillar on Asclepias angustifolia in my backyard in Tucson, AZ this Winter Solstice day. Proof that it's not just the maligned Asclepias curassavica maintaining the monarch population in the United States during the winter months.

Tucson, AZ

Latitude: 32.2 Longitude: -110.8

Observed by: Diana
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