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echolocation    音标拼音: [,ɛkolok'eʃən]

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  • Animal echolocation - Wikipedia
    Echolocation, also called bio sonar, is a biological active sonar used by several animal groups, both in the air and underwater Echolocating animals emit calls and listen to the echoes of those calls that return from various objects near them
  • Echolocation | Bats, Dolphins Whales | Britannica
    echolocation, a physiological process for locating distant or invisible objects (such as prey) by means of sound waves reflected back to the emitter (such as a bat) by the objects Echolocation is used for orientation, obstacle avoidance, food procurement, and social interactions
  • How does echolocation work? - BBC Science Focus Magazine
    Echolocation helps the bat to navigate, and to chase and snatch prey, such as moths, straight out of the sky Most of the world’s 1,400 bat species use echolocation They produce pulses of sound, largely in the ultrasound range, high above the limits of human hearing
  • Echolocation is nature’s built-in sonar. Here’s how it works.
    Nature’s own sonar system, echolocation occurs when an animal emits a sound wave that bounces off an object, returning an echo that provides information about the object’s distance and size Over
  • What Is Echolocation? How Does Echolocation Work? - Science ABC
    Echolocation refers to the ability to see using sound waves In bats, whales, and dolphins, echolocation is used to see in the dark Humans also have the ability to use echolocation, but it is often suppressed With practice, however, humans can train themselves to use echolocation
  • The Science of How Dolphins Use Echolocation - sciscape. org
    Explore the intricate echolocation abilities of dolphins, revealing evolutionary advantages, communication roles, and technological inspirations
  • Echolocation - New World Encyclopedia
    In biology, echolocation, or biosonar, is the physiological process of emitting sound waves and interpreting the echoes reflected back to the emitter in order to identify objects and determine their direction and distance





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