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		<title>Jumping spider shows two-stage sleep with REM-like state, study finds</title>
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		<pubDate>Mon, 26 Oct 2026 20:48:29 +0000</pubDate>
				<category><![CDATA[Biology]]></category>
		<category><![CDATA[artificial light at night]]></category>
		<category><![CDATA[chronobiology]]></category>
		<category><![CDATA[deeply]]></category>
		<category><![CDATA[jumping spider]]></category>
		<category><![CDATA[PNAS]]></category>
		<category><![CDATA[Portia fimbriata]]></category>
		<category><![CDATA[REM sleep]]></category>
		<category><![CDATA[scientific research]]></category>
		<category><![CDATA[sleep]]></category>
		<category><![CDATA[sleep evolution]]></category>
		<category><![CDATA[Spiders]]></category>
		<category><![CDATA[University of Bonn]]></category>
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					<description><![CDATA[Researchers at the University of Bonn report that the Australian jumping spider Portia fimbriata shows regulated sleep with two distinct stages, including a REM-like state with eye movements and muscle twitches.]]></description>
		
		
		
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