Because it tends to stay cool and wet, Western Washington is not a butterfly haven, lepidopterist Dr. Robert Michael Pyle said. “They are cold-blooded insects. They depend on the warmth of the sun to ...
The wings of monarchs that survive a 2,000-mile-long migration tend to be spottier, suggesting that feature may aid the insects’ ability to fly. By Kate Golembiewski Every fall, monarch butterflies ...
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