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Sexes appear similar.
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Dingy with wings partly rolled.
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Characteristic roosting posture on dead seed heads
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Information
| UK BAP status: | Priority Species |
| Local status: | Uncommon and local.
Lives in small colonies that are vulnerable to extinction. |
| Size: | Small. |
| Larval foodplant: | Common Bird's-foot trefoil is the usual foodplant. May use Horseshoe Vetch or Greater Bird's-foot trefoil. |
| No. of broods: | One |
| Flight time(s): | Late April to Mid June |
| Winter: | Fully-grown larva hibernates in tent of sown-together leaves. Pupates in the spring without further feeding. |
| Habits: | Basks a lot on bare ground.
Flies only when sunny.
Fast and low flying, difficult to follow.
Roosts with wings bent around vegetation in a unique manner.
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| Habitats: | Chalk downland,
brown-field sites,
clay pits. |
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Distribution
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No. of Adults
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No. of 1km Squares
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No. of Records
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No. of Adults per record
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No. of adults per 10,000 records
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Percentage of all records
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