Replicating whale fossils found in Chile
Science Spotlight
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For a dentist, the narwhal’s smile is a mystery of evolution
Incredibly, the narwhale’s only visible tooth is outside of its mouth. Its tusk, in fact, is a giant canine tooth—that can grow as long as 9 feet!
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Ancient gray whales may have been homebodies
A new study suggests that the annual long-distance migration of gray whales may be a relatively recent phenomenon, and that only a few thousand years ago, these marine mammals stayed much closer to home.
