Common Name: Milbert's or
Fire-rim Tortoise Shell Latin Name:
Aglais milberti Godart, 1819
(R.
Bercha, det.)
Wingspan: 37 - 50 mm
Range: Throughout Alberta
Habitat:
Open Places and Woodlands
Time of year seen: Mid-March to October
(Additional
Sightings)
Preferred Flowers: Thistles, Goldenrod, Willow & Lilac
Caterpillar's Diet: Nettles, willow, elm and sunflower
Other: A widespread species that
is found throughout Alberta. It is more common in higher elevation
forests where nettles are present and uncommon in the prairie regions.
As the adults over-winter, they are one of the first butterflies to be on
the wing in the spring, with individuals out as early as March 13th.
There are two broods per year with the peak flight season for over wintering
adults being May and June and the second generation during August and
September. (Bird et al, 1995)
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