Yes, it is a female Pintail. Attached photos of female and male upper wings. Both photos were taken in the autumn and are first year birds.
Attachment
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Anaacu HT158469 20020727 41.JPG
(167.27 KB)
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15/01/2012 23:31
male Pintail 2002-07-27
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Anaacu 1kv na HT158455 19940814.JPG
(104.78 KB)
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15/01/2012 23:31
female Pintail 1994-08-14