1) The national animal of Australia is the kangaroo.

2) The sport of golf originated in Scotland and is played on courses with 18 holes, each with a designated par score.

3) The world's largest flower is the Rafflesia arnoldii, which can grow up to 3 feet (1 meter) in diameter and weighs about 15 pounds (7 kilograms).

4) The intensity of cyclones is often measured using the Saffir-Simpson Hurricane Wind Scale, which categorizes them based on their sustained wind speeds.