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 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).
Etchplain is a plain where the bedrock has been subject to considerable subsurface weathering is called an Etchplain. The process of the formation of Etchplains is called Etchplantation.Flared slope is a rock-wall with a smooth transition into a concavity at the foot zone is called a Flared zone. They are found in a variety of climates. They are most common in granitic rocks.