Evolution: fossil ears and underwater sonar
In: Current Biology. Cell Press: London. ISSN 0960-9822; e-ISSN 1879-0445, more
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Abstract |
A key innovation in the history of whales was the evolution of a sonar system together with high-frequency hearing. Fossils of an archaic toothed whale's inner ear bones provide clues for a stepwise emergence of underwater echolocation ability. |
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