It is not simple for us to understand biosonar, because we do not experience anything like it ourselves. Most humans are accustomed to experiencing their surroundings mainly by vision, but bats and dolphins inhabit largely auditory sensory worlds. In "Biosonar: Seeing with Sound" you can explore and investigate the concepts behind biosonar, and meet some of the immense diversity of echolocating animals which use biosonar in different ways. Let's start here, by taking part in a demonstration of biosonar. Click on the icons to the right.