John Gunning:
South Polar Skua (Stercorarius maccormicki).
John Gunning:
South Polar Skua (Stercorarius maccormicki).
John Gunning:
South Polar Skua (Stercorarius maccormicki).
John Gunning:
South Polar Skua (Stercorarius maccormicki).
John Gunning:
South Polar Skua (Stercorarius maccormicki).