Swift Tern

Swift Tern


Name
Swift Tern (Greater Crested Tern)
Latin Name
Sterna bergii
Family
Rynchopidae
Length
50 cm
Habitat
Occurs in small groups in coastal waters.
Bird Call
A loud, screaming 'kreee-kreee'.
Breeding
Nest usually on some open, flat area, March - October. A shallow scrape is made, sometimes lined with a little grass. Eggs 1- 2 with a basic off-white colour, light turquoise or pale pinkish marked with brown splotches.
Immature Description
Immature has yellow bill, black-and-white barred upper-parts with buff-edged feathers - quite a mottled plumage. The sexes are alike.
Adult Description
A large Tern, with large, slightly curved, yellow bill. Forehead strip, sides of face, neck and underparts white. Black legs and feet with yellow soles.
Status
Common resident.
Distribution
Common in the south western Cape and to be found usually in small parties along the coast, or at estuaries. Breed on Schaapen, Marcus, Dyer, Malgas, Meeuw and Robben Islands, but not on each island every year.



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