Submariners’ ‘bio-duck’ is probably a whale

Acoustic tags suggest Antarctic minke is source of mysterious sounds

TAGGED  One of the first two sound-recording tags (small, green device) ever to go for a ride on an Antarctic minke whale stays attached by suction cup for hours. The tag’s recording may have solved a long-standing acoustic mystery.

Ari Friedlaender/Oregon State Univ.

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