Elephantnose fish distinguish shapes in the dark with their electric-sensing chin.
The elephantnose fish, which finds its way at night using an electrical version of sonar, has sharp enough senses to assess the shape and size of objects in its tank in the dark, researchers have found. The fish can even identify shapes when they are present as simple wire frames rather than solid objects.
Elephantnose fish distinguish shapes in the dark with their electric-sensing chin.
The elephantnose fish, which finds its way at night using an electrical version of sonar, has sharp enough senses to assess the shape and size of objects in its tank in the dark, researchers have found. The fish can even identify shapes when they are present as simple wire frames rather than solid objects.
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