Topic: Idaho State University
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Extinct sea predator sliced prey with toothy spiral jaw
Helicoprion, an extinct creature that roamed the seas some 225 million years ago, might have used its toothy spiral jaw to slice and dice prey before swallowing it, suggests a new study of its fossilized jaw.
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Could cows heal the West?
By grazing them in a way that mimics the pattern of wild herbivores, advocates say, rangeland improves.
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