Date: 08/19/2019

Number: 16

16 (and counting!) Monarch caterpillars on Butterfly Weed (Asclepias Tuberosa) that I had not checked previously. The other two caterpillars were on a Common Milkweed native plant. Unfortunately, I think I also spotted Tachnid flies on the same plant.

Gaithersburg, MD

Latitude: 39.1 Longitude: -77.2

Observed by: Shannon
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