Mertz Glacier is located in the continent of Antarctica. It is about 45 miles long, heavily crevassed glacier in George V Coast of East Antarctica. The extension of this glacier into the Southern Ocean is called the Mertz Glacial Tongue.
Sometimes Venus appears in the eastern sky before sunrise. Sometimes it appears in the western sky just after sunset. Therefore it is often called a morning or an evening star, although it is not a star.
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.