Bats use SONAR (Sound Navigation & Ranging).Sonar is a technique that uses sound propagation to navigate, communicate with or detect objects on or under the surface of the water, such as other vessels.
The Kanto Plain is the largest plain in Japan. It is in the Kanto Region of central Honshu. The plain covers an area of 17000 sq.km. Large number of plateaus form a part of this plain.
The Gulf of Guinea is the northeastern most part of the tropical Atlantic Ocean. In this Gulf, there happens the intersection of the Equator and the Prime Meridian (zero degree latitude and longitude).
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