Hi listeners, this is Kendra Pierre-Lewis.
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For Scientific American Science Quickly, I'm Kendra Pirlois in for Rachel Feldman.
With some estimates placing the number of Hawaiian monk seals left in the wild at just 1600,
the species is one of the world's most endangered types of seals.
Although scientists have studied the creature's biology, movements,
and population changes in depth, very little was known about their communication until now.