Birds

Oystercatcher

Haematopus

Living

Living individuals or members of this group exist today. This does not mean they are safe from extinction.

Oystercatchers are sturdy shorebirds with strong bills. This account describes the Eurasian oystercatcher (Haematopus ostralegus), a black-and-white species that pries and hammers open shellfish.

Haematopus ostralegus (oystercatcher)

Representative species: Haematopus ostralegus.

Andreas Trepte · CC BY-SA

At a glance

Habitat
Coast, Wetlands
Diet
Carnivore
Food
Shellfish and other invertebrates.

Classification

Common name
Oystercatcher
Browse group
Birds
Scientific name or taxon
Haematopus

Three things to know

  • Its bill can hammer or pry open shellfish.
  • Some pairs breed inland.
  • Winter flocks gather on coasts.

Habitat and range

The species breeds across Europe and parts of Asia. Wintering birds use coasts extending into Africa and southern Asia. Estuaries and shores are important, though some populations breed inland.

Appearance and adaptations

Black upperparts contrast with a white belly and wing stripe. The long orange-red bill and pinkish legs help distinguish it from other waders.

Diet and behaviour

Cockles, mussels and other invertebrates provide food. Different feeding techniques open or break shells. Birds often gather along coasts outside the breeding season, making adequate shellfish supplies especially important.

Sources

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