Seals filter sound through blood-filled tissue to hear underwater, study reveals

Researchers have discovered that seals use specialized cavernous tissue in their ears to hear underwater by matching the density of seawater. This evolutionary adaptation allows them to function effectively in both air and water environments.
Why it matters
This study solves a long-standing biological mystery regarding pinniped evolution and sensory adaptation.
edited by Gaby Clark , reviewed by Andrew Zinin
The article is a scientific report based on peer-reviewed research with no political or social bias.
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