Monotypic.
Plumage varies, breeding has black head while non-breeding is white-grey with a darker/blackish spot by the "ear". Juvenile is different over first two years.
M/F similar.
★★★★☆ · 2026-07-24 · AT-9 · 2247×1498 (1610×869) · ISO 2000 · Canon EOS R8
Loafing · In-between
★★★★☆ · 2026-07-24 · AT-9 · 2123×2123 (1712×888) · ISO 2000 · Canon EOS R8
Loafing · Non-breeding
★★★★☆ · 2026-07-20 · AT-9 · 1926×1926 (1143×1721) · ISO 1000 · Canon EOS R8
H, BIF · 1J
★★★★☆ · 2026-07-20 · AT-9 · 1731×1731 (1093×1238) · ISO 2500 · Canon EOS R8
BIF · Breeding
★★★★★ · 2026-07-17 · AT-9 · 2512×1675 (2124×455) · ISO 400 · Canon EOS R8
BIF · In-between
★★★★☆ · 2024-11-03 · IE-L · 2498×2498 (2423×1411) · ISO 3200 · Canon EOS R8
Vocalizing · Juvenile
★★★★☆ · 2024-11-03 · IE-L · 2519×2519 (2028×2368) · ISO 4000 · Canon EOS R8
BIF · Non-breeding
★★★★☆ · 2024-11-03 · IE-L · 2483×1655 (850×806) · ISO 6400 · Canon EOS R8
Playing · 2J · Juvenile