Baltimore Checkerspot butterfly – 6/25/15
Observer: Paul Lauenstein
Observation Date: 6/25/15
Observation Time: 2:00 p.m.
Observation Location: Town-owned land at Morse and Lakeview Streets
Common Name: Baltimore Checkerspot butterfly
Scientific Name: Euphydryas phaeton
Comments: This field experienced a population explosion of Baltimore Checkerspot butterflies. All phases could be found at the same time: eggs, caterpillars, chrysalises and adults.
More Information: Massachusetts Butterfly Club
Caterpillar weaving cocoon: