Many islands provide important habitat for migratory species. The Chatham albatross breeds solely on a small, precipitous rock in the Chatham Islands, New Zealand, called The Pyramid.

Island Facts

  • There are over 175,000 islands on Earth.
  • Islands vary in size from just 0.15 square kilometres up to 2.2 million square kilometres.
  • Madagascar is thought to be the world’s oldest island.
  • Many island species are endemic, occurring nowhere else on Earth.
  • Islands sustain over 50 percent of the world’s marine biodiversity.