A blue whale can send a call through the ocean with a voice deeper than almost any animal sound on E...
A University of Washington researcher published a finding in 2025 that stops you cold: blue whales sing at frequencies so deep that killer whales, their only natural predator, cannot hear them at all — their calls are invisible to orca ears beyond one kilometre
A blue whale can send a call through the ocean with a voice deeper than almost any animal sound on Earth. The strange part is not only that other blue...
Author: Space Daily
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