The Great Barrier Reef is the healthiest coral reef system in the world with its countless species of fish, coral, turtles, other marine life, and birds.
(The Great Barrier Reef; is; the healthiest coral reef system in the world with its countless species of fish, coral, turtles, other marine life, and birds)
The Great Barrier Reef
is
the healthiest coral reef system in the world with its countless species of fish, coral, turtles, other marine life, and birds