Noisy/Quiet: How People & Animals Use Sound - S1.E3
Lisa goes to Hawaii to see how dolphins use sonar. Another segment sees sonar of bats. Trini sees an ultrasound apparatus at work. The Bloodhound Gang finds a wrinkle in The Case of Princess Tomorrow.
Noisy/Quiet: How People & Animals Use Sound - S1.E3
January 16, 1980
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