Length: 46 – 52 cm |
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Wingspan: 328 to 388 mm (17 unsexed birds) |
Weight: 520g |
Longevity: |
Distinctive Feature
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Similar Species
• From opus at www.birdforum.net the forum for wild birds and birding. |
Female / Male
• Sexes similar. Juveniles have less glossed black than adults. From opus at www.birdforum.net the forum for wild birds and birding. |