Why Wolves Don't Chirp

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By Henry Reich and Neptune Studios. Discovered by Player FM and our community — copyright is owned by the publisher, not Player FM, and audio is streamed directly from their servers. Hit the Subscribe button to track updates in Player FM, or paste the feed URL into other podcast apps.
Check out Brilliant (and get 20% off) here: https://brilliant.org/MinuteEarth/ Sounds that animals make can be really different, and it turns out that there's a reason why some species communicate with certain sounds. Thanks also to our Patreon patrons https://www.patreon.com/MinuteEarth and our YouTube members. ___________________________________________ To learn more, start your googling with these keywords: frequency - how often a wave occurs in a certain unit of time Hertz - a unit of frequency (Hz), the number of waves that occus in a second pitch - a perceptual property of sounds that allows their ordering on a frequency-related scale echolocation - the location of objects by reflected sound refraction - the change in direction of a wave diffraction - the bending of waves around obstacles and the spreading out of waves beyond openings ___________________________________________ Subscribe to MinuteEarth on YouTube: http://goo.gl/EpIDGd Support us on Patreon: https://goo.gl/ZVgLQZ And visit our website: https://www.minuteearth.com/ Say hello on Facebook: http://goo.gl/FpAvo6 And Twitter: http://goo.gl/Y1aWVC And download our videos on itunes: https://goo.gl/sfwS6n ___________________________________________ Credits (and Twitter handles): Video Writer, Director, and Narrator: Kate Yoshida (@KateYoshida) Video Illustrator: Arcadi Garcia Rius (@garirius) With Contributions From: Henry Reich, Alex Reich, Ever Salazar, Peter Reich, David Goldenberg, Julián Gómez, Sarah Berman Music by: Nathaniel Schroeder: http://www.soundcloud.com/drschroeder ___________________________________________ References: Arch, V. A. and P. M. Narins. 2008. “Silent” signals: selective forces acting on ultrasonic communication systems in terrestrial vertebrates. Animal Behaviour 76: 1423–1428. https://www.mn.uio.no/cees/english/research/news/events/research/journal-clubs/eef/2008/silent-signals.html Bedard Jr. and T. M. Georges. 2000. Atmospheric Infrasound, Physics Today, 53(3): 32-37. https://psl.noaa.gov/programs/infrasound/atmospheric_infrasound.pdf Ladich F. and H. Winkler. 2017. Acoustic communication in terrestrial and aquatic vertebrates,” Journal of Experimental Biology 220: 2306–2317. https://jeb.biologists.org/content/jexbio/220/13/2306.full.pdf Michelsen, A. and O.N. Larsen. 1983. Strategies for acoustic communication in complex environments. In: Neuroethology and Behavioural Physiology (ed Huber, F. and Markl, H.) pp. 321-331 Berlin: Springer-Verlag. https://link.springer.com/chapter/10.1007/978-3-642-69271-0_23 Narins, P.M., A.S. Stoeger, and C. O'Connell-Rodwell. 2016. Infrasonic and seismic communication in the vertebrates with special emphasis on the Afrotheria: An update and future directions. In Vertebrate Sound Production and Acoustic Communication (ed. R. A. Suthers, W. T. Fitch, R. R. Fay and A. N. Popper), pp. 191-227. Cham: Springer. https://link.springer.com/chapter/10.1007/978-3-319-27721-9_7

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