{"id":30369,"date":"2023-12-19T13:40:30","date_gmt":"2023-12-19T18:40:30","guid":{"rendered":"https:\/\/alumni.cornell.edu\/cornellians\/?p=30369"},"modified":"2024-01-16T19:16:14","modified_gmt":"2024-01-17T00:16:14","slug":"bioacoustics","status":"publish","type":"post","link":"https:\/\/alumni.cornell.edu\/cornellians\/bioacoustics\/","title":{"rendered":"Powered by Sound, Researchers Help Protect Animals Worldwide"},"content":{"rendered":"\n<p class=\"has-large-font-size\">From birds and whales to elephants and gibbons, scientists at a Cornell-based center are using bioacoustics to spur conservation<\/p>\n\n\n\n<p>By <strong>Lindsay Lennon<\/strong><\/p>\n\n\n\n<p class=\"has-drop-cap\">A haunting-but-enchanting duet of South Asian gibbons. The thunderous growl of an African forest elephant. A summery chirp of a common tree cricket. These are just a few of the auditory treats at the <a href=\"https:\/\/www.birds.cornell.edu\/ccb\/\" target=\"_blank\" rel=\"noopener noreferrer\">K. Lisa Yang Center for Conservation Bioacoustics<\/a>. <\/p>\n\n\n\n<p>From the depths of the seas to the treetops of wildlife-rich tropical rainforests, the Center collects and analyzes sound from environments around the globe to inform a range of conservation efforts. <\/p>\n\n\n\n<p>\u201cIt\u2019s like working in the zoo, except there are no animals,\u201d quips the Center\u2019s assistant director, <a href=\"https:\/\/www.birds.cornell.edu\/ccb\/laurel-b-symes-ph-d\/\" target=\"_blank\" rel=\"noopener noreferrer\">Laurel Symes<\/a>. \u201cYou walk up and down the hallway, and there are all these different sounds coming out of the different offices.\u201d<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-vimeo wp-block-embed-vimeo wp-embed-aspect-16-9 wp-has-aspect-ratio rkv-gutter-bottom-none\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Video: Great call of the Bornean White-bearded gibbon\" src=\"https:\/\/player.vimeo.com\/video\/365149953?dnt=1&amp;app_id=122963\" width=\"640\" height=\"343\" frameborder=\"0\" allow=\"autoplay; fullscreen; picture-in-picture\"><\/iframe>\n<\/div><figcaption class=\"wp-element-caption\">The distinct call of Bornean white-bearded gibbons. <\/figcaption><\/figure>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>Symes\u2019s favorite? Overall, \u201cfor pure beauty, gibbons\u201d\u2014but lately, she says, fish sounds have been blowing her mind.<\/p>\n\n\n\n<p>\u201cThey make all kinds of trills and trains and thumps, and weird gurgling sounds and mating calls,\u201d says Symes. \u201cIt\u2019s like walking through a rainforest to drop a mic on a coral reef.&#8221;<\/p>\n\n\n\n<p>Based at the Lab of Ornithology, the Center and its 40 staffers use sound to learn about ecosystems\u2014and, in turn, to help the species that inhabit them. It was\u00a0<a href=\"https:\/\/news.cornell.edu\/stories\/2021\/06\/gift-establish-k-lisa-yang-center-conservation-bioacoustics\" target=\"_blank\" rel=\"noopener noreferrer\">renamed in 2021<\/a>\u00a0in honor of K. Lisa Yang \u201974, whose gift to the Center was the single largest in the Lab&#8217;s history. <\/p>\n\n\n\n<div class=\"wp-block-media-text alignwide has-media-on-the-right is-stacked-on-mobile\"><div class=\"wp-block-media-text__content\">\n<p>(A year later, Yang endowed <a href=\"https:\/\/news.cornell.edu\/stories\/2022\/11\/unique-fellowship-honors-bioacoustics-pioneer\" target=\"_blank\" rel=\"noopener noreferrer\">a fellowship<\/a> honoring renowned bioacoustics researcher Katy Boynton Payne \u201959.) <\/p>\n\n\n\n<p>As Symes explains: knowing what animals are in an area, when they\u2019re active, and whether their population is declining, increasing, or stable can support better decision-making in managing habitats.<\/p>\n\n\n\n<p>Underwater, on land, and high above ground, the Center performs acoustic monitoring across the globe to track endangered and threatened species. In Massachusetts Bay, for instance, for 15 years the Center has been using sound-detecting buoys to listen for endangered North Atlantic right whales. <\/p>\n<\/div><figure class=\"wp-block-media-text__media\"><img loading=\"lazy\" decoding=\"async\" width=\"234\" height=\"293\" src=\"https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/KTD-7p1-A.jpg\" alt=\"Two researchers preparing an audio recording unit in a forest.\" class=\"wp-image-30374 size-full\" srcset=\"https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/KTD-7p1-A.jpg 234w, https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/KTD-7p1-A-140x175.jpg 140w, https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/KTD-7p1-A-70x87.jpg 70w, https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/KTD-7p1-A-200x250.jpg 200w, https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/KTD-7p1-A-100x125.jpg 100w\" sizes=\"auto, (max-width: 234px) 100vw, 234px\" \/><figcaption>Researchers prepare tree-mounted units that will track insect populations in South America. <\/figcaption><\/figure><\/div>\n\n\n\n<p>Since ship strikes are a leading cause of death for whales in the highly trafficked waterway, the buoys are equipped with transmitters that trigger alerts when whale sounds are present, allowing for real-time speed changes to avoid collisions.<\/p>\n\n\n\n<p>Another project co-led by the Center comprises 2,000 recorders spread across the Sierra Nevada\u2014where human-driven habitat changes led to a threatened population of California spotted owls being displaced by barred owls. <\/p>\n\n\n\n<figure class=\"wp-block-embed aligncenter is-type-video is-provider-vimeo wp-block-embed-vimeo\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Video: Sound 6: Snapping Shrimp, Toadfish, Spotted Seatrout\" src=\"https:\/\/player.vimeo.com\/video\/395314489?dnt=1&amp;app_id=122963\" width=\"640\" height=\"278\" frameborder=\"0\" allow=\"autoplay; fullscreen; picture-in-picture\"><\/iframe>\n<\/div><figcaption class=\"wp-element-caption\">Snapping shrimp, toadfish, and spotted seatrout.<\/figcaption><\/figure>\n\n\n\n<p>The research, which involved surveying an area roughly the size of Vermont, ultimately enabled the effective management of the barred owl population in the Sierra range.<\/p>\n\n\n\n<p>\u201cIt was essentially a question of: \u2018Do we watch the spotted owl go extinct, or do we do something?\u2019\u201d explains Connor Wood, leader of the Center\u2019s ecology team for BirdNET, a research platform that detects and classifies animal sounds using machine learning.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>It\u2019s like working in a zoo, except there are no animals.<\/p>\n<cite>Assistant director <strong>Laurel Symes<\/strong><\/cite><\/blockquote>\n\n\n\n<p>Wood, who has been working on the Sierra Nevada project since he was a PhD student at the University of Wisconsin, Madison, in 2016, says the latest analysis of 2021\u2019s data now shows a \u201cnegligible\u201d presence of the barred owl in the area, and unofficial 2022 numbers indicate the same results.<\/p>\n\n\n\n<p>\u201cThat shows us that these acoustic surveys work at a really big scale,\u201d says Wood\u2014noting that the recorders also pick up other animals in the area, like wolves and more than a hundred species of birds.<\/p>\n\n\n\n<p>\u201cWith the power of these AI tools that we\u2019ve developed at the Center, we can generate population data on all these other species,\u201d he says, \u201cand that\u2019s exactly what we\u2019re doing.\u201d<\/p>\n\n\n\n<section aria-label=\"Image Carousel\" class=\"wp-block-rkv-carousel rkv-swiper swiper\"><div class=\"alignfull swiper-buttons\"><div class=\"swiper-button-prev\"><\/div><div class=\"swiper-button-next\"><\/div><\/div><div class=\"swiper-wrapper\"><figure class=\"rkv-carousel__image swiper-slide\"><img decoding=\"async\" src=\"https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/IMG_0534-1920x1078-A.jpg\" alt=\"A man setting up marine audio recording equipment on a laptop on a boat.\" data-src=\"https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/IMG_0534-1920x1078-A.jpg\" \/><figcaption class=\"caption-align-center\">Programming a marine autonomous recording unit.<\/figcaption><\/figure><figure class=\"rkv-carousel__image swiper-slide\"><img decoding=\"async\" src=\"https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/Swift-recording-unit-Cwood-A.jpg\" alt=\"A Swift audio recording unit shaped like a white box mounted on a tree\" data-src=\"https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/Swift-recording-unit-Cwood-A.jpg\" \/><figcaption class=\"caption-align-center\">A tree-mounted SwiftOne unit.<\/figcaption><\/figure><figure class=\"rkv-carousel__image swiper-slide\"><img decoding=\"async\" src=\"https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/needs-crop-YangCenter_Images_146_152_June-2023-A.jpg\" alt=\"A woman stands at a standing desk with a computer wearing headphones\" data-src=\"https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/needs-crop-YangCenter_Images_146_152_June-2023-A.jpg\" \/><figcaption class=\"caption-align-center\">Analyzing sound files in the lab.<\/figcaption><\/figure><figure class=\"rkv-carousel__image swiper-slide\"><img decoding=\"async\" src=\"https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/MARU-retrieval-Modified-A.jpg\" alt=\"A man pulls a large orange audio recording unit out of the water with a rope while standing at the edge of a boat.\" data-src=\"https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/MARU-retrieval-Modified-A.jpg\" \/><figcaption class=\"caption-align-center\">Retrieving a recorder after a long deployment at sea.<\/figcaption><\/figure><figure class=\"rkv-carousel__image swiper-slide\"><img decoding=\"async\" src=\"https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/needs-crop-YangCenter_Images_143-A.jpg\" alt=\"A woman in an office building audio recording hardware.\" data-src=\"https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/needs-crop-YangCenter_Images_143-A.jpg\" \/><figcaption class=\"caption-align-center\">All the Center&#8217;s hardware is designed and built in-house. <\/figcaption><\/figure><\/div><div class=\"swiper-pagination\"><\/div><\/section>\n\n\n\n<p>Conservation bioacoustics research usually involves collecting massive quantities of sound recordings over extended periods; since animals are often hard to see, notes Symes, bioacoustic monitoring allows for long-term, around-the-clock observation. <\/p>\n\n\n\n<p>In this vein, one of the Center\u2019s main functions is to design and build recording equipment that can not only withstand natural environments, but also continuously record at low power consumption for long stretches of time.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>With the power of these AI tools that we\u2019ve developed at the Center, we can generate population data on all these other species.<\/p>\n<cite>Researcher <strong>Connor Wood<\/strong><\/cite><\/blockquote>\n\n\n\n<p>\u201cYou can imagine putting your cell phone out, getting a recording for maybe six or eight hours, and then the battery dies,\u201d says Symes. \u201cSome of the equipment we\u2019re building can record for months to years with off-the-shelf batteries.\u201d<\/p>\n\n\n\n<p>The Center builds some of its own equipment\u2014like the <a href=\"https:\/\/www.birds.cornell.edu\/ccb\/swift-one\/\" target=\"_blank\" rel=\"noopener noreferrer\">SwiftOne<\/a> recording unit, which can be mounted on a tree, and the <a href=\"https:\/\/www.birds.cornell.edu\/ccb\/rockhopper-unit\/\" target=\"_blank\" rel=\"noopener noreferrer\">Rockhopper<\/a>, which goes thousands of meters under the sea.  <\/p>\n\n\n\n<figure class=\"wp-block-embed aligncenter is-type-video is-provider-vimeo wp-block-embed-vimeo\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Video: North Atlantic right whale\" src=\"https:\/\/player.vimeo.com\/video\/442150085?dnt=1&amp;app_id=122963\" width=\"640\" height=\"260\" frameborder=\"0\" allow=\"autoplay; fullscreen; picture-in-picture\"><\/iframe>\n<\/div><figcaption class=\"wp-element-caption\">Upcalls of a North Atlantic right whale.<\/figcaption><\/figure>\n\n\n\n<p>It also designs software that processes the data, helps visualize and measure acoustic signals, and simplifies compression and storage. (The facility\u2019s archives have a whopping 2 petabytes\u2014more than 2 <em>billion<\/em> megabytes\u2014of data.)<\/p>\n\n\n\n<p>\u201cIf you have 40 or 50 units spread all over a national park for three months, it\u2019s going to take a lifetime to listen through and see if an endangered species of bird is somewhere in that recording,\u201d explains Symes. <\/p>\n\n\n\n<p>\u201cMachine learning has made a big difference for us in that respect. Even five years ago, this wasn\u2019t possible; people were processing this data by hand.\u201d <\/p>\n\n\n\n<figure class=\"wp-block-image alignwide size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/PictureOne-A-1024x576.jpg\" alt=\"A mustached monkey eating fruit in a tree in Africa.\" class=\"wp-image-30379\" srcset=\"https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/PictureOne-A-1024x576.jpg 1024w, https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/PictureOne-A-300x169.jpg 300w, https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/PictureOne-A-768x432.jpg 768w, https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/PictureOne-A-1536x864.jpg 1536w, https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/PictureOne-A-800x450.jpg 800w, https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/PictureOne-A-608x342.jpg 608w, https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/PictureOne-A-304x171.jpg 304w, https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/PictureOne-A-152x85.jpg 152w, https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/PictureOne-A-1184x666.jpg 1184w, https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/PictureOne-A-592x333.jpg 592w, https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/PictureOne-A-296x166.jpg 296w, https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/PictureOne-A-1264x711.jpg 1264w, https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/PictureOne-A-632x356.jpg 632w, https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/PictureOne-A-316x178.jpg 316w, https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/PictureOne-A-400x225.jpg 400w, https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/PictureOne-A-200x113.jpg 200w, https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/PictureOne-A-100x56.jpg 100w, https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/PictureOne-A.jpg 1600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">A mustached monkey, snacking in the Central African Republic. <em>(Anahita Verahrami \u201917)<\/em><\/figcaption><\/figure>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>More than a dozen scientists comprise the Center\u2019s research arm, which not only deploys recording equipment all over the world, but works to analyze the data\u2014and spur change as a result. <\/p>\n\n\n\n<p>For example, the <a href=\"https:\/\/www.elephantlisteningproject.org\/\" target=\"_blank\" rel=\"noopener noreferrer\">Elephant Listening Project<\/a>\u2014which seeks to conserve rare forest elephant populations in Central Africa\u2014has been working to detect and prevent illegal gun hunting throughout the region\u2019s national parks.<\/p>\n\n\n\n<p>\u201cIt\u2019s extremely hard to know where poachers are in these vast, dense rainforests,\u201d explains the project\u2019s lead, Daniela Hedwig.<strong> <\/strong>\u201cWe can monitor in very remote areas that are hard to access on a regular basis, and that\u2019s how we can identify these previously undetected poaching spots.\u201d <\/p>\n\n\n\n<figure class=\"wp-block-embed aligncenter is-type-video is-provider-vimeo wp-block-embed-vimeo rkv-gutter-bottom-none\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Video: Sound 9: African forest elephant\" src=\"https:\/\/player.vimeo.com\/video\/395314462?dnt=1&amp;app_id=122963\" width=\"640\" height=\"232\" frameborder=\"0\" allow=\"autoplay; fullscreen; picture-in-picture\"><\/iframe>\n<\/div><figcaption class=\"wp-element-caption\">The thunderous sounds of an African forest elephant.<\/figcaption><\/figure>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>In partnership with on-the-ground conservation organizations like the World Wildlife Fund and Wildlife Conservation Society, the Project has also provided acoustic monitoring training and workshops for local research teams across Central Africa.<\/p>\n\n\n\n<p>\u201cThey know poaching is happening\u2014maybe they\u2019ve found elephant carcasses or seen the gun cartridges\u2014but they don\u2019t have an exact understanding of where the poachers are going and when,\u201d says Hedwig. \u201cThis is where acoustic monitoring can really help increase the certainty and accuracy of anti-poaching patrol efforts.&#8221;<\/p>\n\n\n\n<p>Since bioacoustics conservation is relatively niche, it has yet to be meaningfully practiced in many places that are ripe for it. <\/p>\n\n\n\n<figure class=\"wp-block-image alignwide size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/Picture-Six-A-1024x576.jpg\" alt=\"Elephants in a watering hole in Africa\" class=\"wp-image-30378\" srcset=\"https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/Picture-Six-A-1024x576.jpg 1024w, https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/Picture-Six-A-300x169.jpg 300w, https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/Picture-Six-A-768x432.jpg 768w, https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/Picture-Six-A-1536x864.jpg 1536w, https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/Picture-Six-A-800x450.jpg 800w, https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/Picture-Six-A-608x342.jpg 608w, https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/Picture-Six-A-304x171.jpg 304w, https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/Picture-Six-A-152x85.jpg 152w, https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/Picture-Six-A-1184x666.jpg 1184w, https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/Picture-Six-A-592x333.jpg 592w, https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/Picture-Six-A-296x166.jpg 296w, https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/Picture-Six-A-1264x711.jpg 1264w, https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/Picture-Six-A-632x356.jpg 632w, https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/Picture-Six-A-316x178.jpg 316w, https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/Picture-Six-A-400x225.jpg 400w, https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/Picture-Six-A-200x113.jpg 200w, https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/Picture-Six-A-100x56.jpg 100w, https:\/\/alumni.cornell.edu\/cornellians\/wp-content\/uploads\/sites\/2\/2023\/12\/Picture-Six-A.jpg 1600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Elephants in the Central African Republic. <em>(Anahita Verahrami \u201917)<\/em><\/figcaption><\/figure>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>To that end, Symes says, one of the most rewarding aspects of the Center\u2019s work involves building connections with researchers around the world\u2014from Southeast Asia to the Pantanal region of South America\u2014who are working to conserve endangered species in their areas. <\/p>\n\n\n\n<p>Says Symes: \u201cSeeing these international conversations happening\u2014and getting this technology into the hands of people who already know the conservation issues\u2014has been super inspiring.\u201d<\/p>\n\n\n\n<p><em>Top: Deploying a sound-detecting buoy in Massachusetts Bay. All images provided unless otherwise indicated.<\/em><\/p>\n\n\n\n<p class=\"has-small-font-size\">Published December 19, 2023<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n","protected":false},"excerpt":{"rendered":"<p>From birds and whales to elephants and gibbons, scientists at a Cornell-based center are using bioacoustics to spur conservation<\/p>\n","protected":false},"author":84,"featured_media":30372,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"alumni_hub_syml_posts":[23626,15310,5287],"footnotes":""},"categories":[227],"tags":[],"cornell_year_post":[],"post_folder":[],"class_list":["post-30369","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-campus-beyond"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Powered by Sound, Researchers Help Protect Animals Worldwide - 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