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		<title>Two New Contenders for the World&#8217;s Loudest Bird Emerge From Landmark Field Study</title>
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				<category><![CDATA[Biology]]></category>
		<category><![CDATA[animal communication]]></category>
		<category><![CDATA[bare-throated bellbird]]></category>
		<category><![CDATA[bioacoustics]]></category>
		<category><![CDATA[birds]]></category>
		<category><![CDATA[decibels]]></category>
		<category><![CDATA[Evolution]]></category>
		<category><![CDATA[field research]]></category>
		<category><![CDATA[ornithology]]></category>
		<category><![CDATA[red-legged seriema]]></category>
		<category><![CDATA[sound amplitude]]></category>
		<category><![CDATA[UMass Amherst]]></category>
		<category><![CDATA[white bellbird]]></category>
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					<description><![CDATA[A massive field study of 123 bird species has identified the bare-throated bellbird and red-legged seriema as new contenders for the world's loudest bird while revealing how body size and beak shape predict call volume.]]></description>
		
		
		
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