Biologist locates piranhas by listening for them barking

Amazonian lakes and rivers don't always have the clearest of water, so how do biologists know if piranhas are present? They can always try fishing for the things, although according to new research, listening for their "barks" may be a better way to go.

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Category: Biology

Tags:

• Acoustics
• Fish
• Identification
• Sound

from New Atlas (Gizmag) https://ift.tt/2OsxJQ1