Up Next
Back to Show
Watch Preview
NOVA
NOVA Wonders What Are Animals Saying?
Season 45
Episode 101
From singing whales and squeaking bats to thumping spiders and clicking dolphins, the world is filled with the exotic sounds of our fellow creatures. What are they saying? Can we decode their own communications? NOVA Wonders follows researchers around the globe who are deciphering an amazing array of clues that reveal how animals share information critical to their survival.
Support Provided By
Unlock with PBS Passport
53:40
Astronauts and Mission Control relive terrifying moments during construction of the ISS.
53:28
Find out why deadly flash floods are on the rise and how we can protect ourselves from them.
53:21
Explore mysterious 9,000-year-old Stone Age megastructures found in the Arabian Desert.
Unlock with PBS Passport
53:32
Discover how two revolutionary ancient inventions changed the course of humanity forever.
Unlock with PBS Passport
53:27
Discover how Homo sapiens outlasted Neanderthals – and how they helped make us who we are today.
Unlock with PBS Passport
53:25
Follow Homo sapiens as they venture out of Africa and spread farther than any other human species.
Unlock with PBS Passport
53:27
Trace the remarkable origin story of Homo sapiens and the crucial moments that shaped our species.
Unlock with PBS Passport
53:27
Forensic science is put to the test after the first-ever staged multi-vehicle pileup.
Unlock with PBS Passport
53:29
A first-of-its-kind experiment aims to stage a multi-vehicle pileup to gain new data on car safety.
1:36:42
After centuries of pseudoscience, researchers examine the causes of racial health disparities.
Unlock with PBS Passport
53:41
Follow scientists in a quest to understand how complex forest ecosystems can help cool our planet.