SciShow is supported by Brilliant.org. Go to Brilliant.org/SciShow to get 20% off of an annual Premium subscription. You are probably aware of the fact that elephants make trumpeting noises - but did you know that most of their communication is so low pitched that humans can’t even hear it? Hosted by: Michael Aranda SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: www.patreon.com/scishow ---------- Huge thanks go to the following Patreon supporters for helping us keep SciShow free for everyone forever: Eric Jensen, Matt Curls, Sam Buck, Christopher R Boucher, Avi Yashchin, Adam Brainard, Greg, Alex Hackman, Sam Lutfi, D.A. Noe, Piya Shedden, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: www.facebook.com/scishow Twitter: www.twitter.com/scishow Tumblr: scishow.tumblr.com Instagram: instagram.com/thescishow ---------- Sources: academic.oup.com/bioscience/article/49/5/353/227165 elephantlisteningproject.org/all-about-infrasound/ www.ncbi.nlm.nih.gov/books/NBK10924/ dev.physicslab.org/Document.aspx?doctype=3&filename=WavesSound_IntroSound.xml www.sfu.ca/sonic-studio-webdav/handbook/Diffraction.html journals.ametsoc.org/doi/full/10.1175/EI147.1 link.springer.com/article/10.1007/s00265-018-2451-4 www.ncbi.nlm.nih.gov/pmc/articles/PMC4191980/ Image Sources: commons.wikimedia.org/wiki/File:Katy_Payne_-_Pop!Tech_2009_-_Camden,_ME_(4035567592)_(cropped).jpg commons.wikimedia.org/wiki/File:Ultrasound_range_diagram.svg commons.wikimedia.org/wiki/File:African_Elephant_(Loxodonta_africana)_bull_(31100819046).jpg commons.wikimedia.org/wiki/File:Elephas_maximus_(Bandipur).jpg commons.wikimedia.org/wiki/File:Angry_elephant_ears.jpg commons.wikimedia.org/wiki/File:Forest_elephant.jpg commons.wikimedia.org/wiki/File:Elephants_at_Amboseli_national_park_against_Mount_Kilimanjaro.jpg commons.wikimedia.org/wiki/File:Asian_Elephant_at_Corbett_National_Park_15.jpg commons.wikimedia.org/wiki/File:Loxodonta_africana_oral_rumble_visualized_with_acoustic_camera_(25fps)_-_pone.0048907.s003.ogv commons.wikimedia.org/wiki/File:Radio_collared_wild_elephant_at_Koshi_Tappu_Wildlife_Reserve.jpg

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