Fish Exercise Body Crunches to Eat

About half of all vertebrates are fish with bony rays or spines. These 30,000 ray-finned fish species have evolved a similar feeding motion. Researchers at Brown University have X-ray video that shows the process in action, in great detail. VOA’s Rosanne Skirble reports. [Read More]

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Source: VOA News: War and Conflict


 

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