Sonar + Echolocation
![Sonar or echolocation explained](https://images.prismic.io/sketchplanations/a98f7ebd-796a-453b-867d-e00c282b74ba_53140142668.jpg?auto=compress%2Cformat&fit=max&w=3840&q=50)
Echolocation is a remarkable ability to use reflections of a signal to understand your environment. Dolphins, for example, can scan their environment using echolocation to catch food. And ships use sonar, a form of echolocation, to survey the depth of water around them.
I wish I could echolocate. Then I wouldn’t need the one eye trick.
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