Posts Tagged: migration
The painted ladies are back.
No, not the Victorian and Edwardian homes painted in three colors. No, not women wearing excessive amounts of makeup and pounding the sidewalk with their stiletto heels.
These are BUTTERFLIES.
"Another Painted Lady (Vanessa cardui) migration is occurring in north-central
Why hints of overwintering and breeding? Because the insects "were in good condition and did not appear to have migrated long distances," Shapiro says. "They also did not show the usual color-and-pattern signs of having been generated in the desert, but they were not produced locally in the Davis-Sacramento region and were seemingly confined to the west side of the Valley."
Shapiro reports that the first wave from the desert showed up in mid-March. "We received reports of significant numbers migrating through the Sierra at
We saw them last weekend passing through parts of Solano and Yolo counties. They were moving fast and flying low.
"These butterflies are powered by yellow fat carried over from the caterpillar stage and fly like 'bats out of hell' from the Southeast to the Northwest a few feet off the ground, not stopping for food or sex until their fat reserves become depleted," Shaparo. He spotted a few feeding and one female was laying eggs.
Shapiro is updating the migration on the home page of his Web site. It's a must-read. You can learn more about Painted Ladies inside his Web site. See also pages 48-51 and 195-200 of his Field Guide to Butterflies of the San Francisco Bay and Sacramento Valley Regions (
Got a migration report or a video to offer him for his Web site? You can email him at firstname.lastname@example.org.
Meanwhile, those Painted Ladies are absolutely gorgeous. We've heard far too much about ballistic bailouts, burgeoning bonuses and mortage meltdowns--and not enough about the Painted Ladies.
Bring 'em on!/st1:placename>/st1:placetype>/st1:place>/st1:placetype>/st1:placename>/o:p>/st1:personname>/st1:state>/st1:place>/em>/o:smarttagtype>/o:smarttagtype>/o:smarttagtype>/o:smarttagtype>/o:smarttagtype>/o:p>/o:smarttagtype>