Inca Tern vs Mediterranean Gull

Larosterna inca compared with Larus melanocephalus

Side-by-Side Comparison

Attribute Inca Tern Mediterranean Gull
Scientific Name Larosterna inca Larus melanocephalus
Order Charadriiformes Charadriiformes
Family Laridae Laridae
Conservation Status Near Threatened Least Concern
Length
Wingspan 55.4 cm (21.8 in) 60.5 cm (23.8 in)
Weight 199.5 g (7.04 oz) 282.5 g (9.96 oz)
Diet -- --
Clutch Size 1-2 1-5
Population Trend

Habitat Comparison

Shared Habitats

Inca Tern only

None

Mediterranean Gull only

Conservation Status

Near Threatened

Inca Tern

Least Concern

Mediterranean Gull

About These Birds

Inca Tern

Inca Tern, 39–42 cm, is unmistakable — dark slate grey with white facial plumes curling from the bill like a Victorian moustache. Restricted to the Humboldt Current from Peru to Chile. Piscivore; snatches anchovies and other prey at the surface. Near Threatened; population tied to anchovy availability.

Mediterranean Gull

Mediterranean Gull, 36–38 cm, has expanded dramatically since the 1970s, breeding across Europe from the Black Sea to Britain. Pure white body, jet-black hood in breeding plumage — the only gull with entirely white wingtips. Piscivore and invertivore; nests in colonies, often with Black-headed Gulls.

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