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Uploaded 29-Apr-13
Taken 28-Apr-13
Visitors 18


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Photo Info

Dimensions2704 x 2366
Original file size1.22 MB
Image typeJPEG
Color spaceUnknown
Date taken28-Apr-13 12:40
Date modified29-Apr-13 15:10
Shooting Conditions

Camera makeCanon
Camera modelCanon EOS-1D Mark III
Focal length100 mm
Exposure1/1000 at f/8
FlashNot fired, compulsory mode
Exposure bias-2/3 EV
Exposure modeAuto
ISO speedISO 800
Juniper Hairstreak (Callophrys gryneus), "Olive" form male on Pussytoes

Juniper Hairstreak (Callophrys gryneus), "Olive" form male on Pussytoes

This photo clearly shows the raised oval cells of modified scales (“androconia”) on the forewing indicating that this is a male. The stigma is used to release pheromones during courtship with females.

Taken in Woburn, Massachusetts