What a gummy smile! Scientists have discovered that fish (like this delightful catfish) have been talking with strange croaks, chirps and deep trombone moans for at least 155 million years!! Here's what they sound like:
"They've probably been overlooked because fishes are not easily heard or seen, and the science of underwater acoustic communication has primarily focused on whales and dolphins,"And some sound like the most magnificent foghorn:
Scouring records of anatomical descriptions, sound recordings, and vocal accounts, Rice and colleagues identified several physiological features that allow the ray-finned group of fishes to make these noises without vocal cords. This group contains more than 34,000 currently living species. "They can grind their teeth or make movement noise in the water, and we do see a number of specializations that are involved," Rice"Probably the most common adaptation are muscles associated with swim bladders. In fact, the swim bladder muscles of the toadfish are the fastest contracting vertebrate skeletal muscles. These are high-performing adaptations."
Of 175 families of fishes, two-thirds were likely to communicate with sound – much more talkative fish than the
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