|Male Drying Wings just after
Close-up the Male
Androconium (also called a scent scale) which is a modified wing scale
that release pheronomes. Only males have these scent scales. The
pheromones attract females of that species.
Close-up of the Tip
of the Male's Abdomen
|PHOTO DETAILS -
Reared and photographed by ©Nicky Davis
Wolfe pinned these specimen
Todd Stout located females flying by Desert
Milkweed, Asclepias subulata
on 14 September 2010 along the Verde River
by the town of Cottonwood, Yavapai County, Arizona
were oviposited on stems, buds, and some on the net on
the side of
the container. They seemed to prefer being in the sun or partial
sun to oviposit and they fed willingly on honey water. A
cottonball soaked in honey water and placed in a small plastic solo cup
was offered to them two or three times a day.
Larvae hatched on the 25 and 26th of September and developed so fast
that the first ones left the plant to pupate on the 7th of October and
the first pupae were formed 8 October 2010.
last instar got off the plant to pupate and were
placed in a
container with a brown paper toweling across the top and bottom
and the cardboard tube from a toilet paper roll in between. They silked
to the top paper toweling and pupated. Click
to See Todd Stout video showing a cardboard tube for pupating
The pupae took only ten to eleven days to develop and for the butterfly
These numbers are from subjects reared under 24x7 lighting and a
temperature of 75- 78 degrees F.
Ovum: Four to five Days
Larva: Fourteen or Fifteen Days
Pupa: Ten to Eleven Days
Hibernation: Overwinters as ?
Host Plant - click
below for photos
Milkweed - Asclepias subulata
Stout's photos of Asclepias subulata
fed on Showy Milkweed - Asclepias