Gelochelidon

• Australian Tern Gelochelidon macrotarsa

  The Australian Tern is a medium-sized waterbird of Australia and New Guinea. It takes prey on land as well as around water and was recently separated from the Common Gull-billed Tern.

• Gull-billed Tern Gelochelidon nilotica

  A tern with a thick black bill that takes prey from the air, ground, and water surface rather than plunge-diving.

• Gull-billed Tern Gelochelidon nilotica

  A tern with a thick black bill that takes prey from the air, ground, and water surface rather than plunge-diving.

• Australian Tern Gelochelidon macrotarsa

  The Australian Tern is a medium-sized waterbird of Australia and New Guinea. It takes prey on land as well as around water and was recently separated from the Common Gull-billed Tern.