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	<title>sperm longevity &#8211; BIOENGINEER.ORG</title>
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		<title>Sperm Still Chase Eggs in a Fish That Fertilises Inside a Living Mussel</title>
		<link>https://bioengineer.org/sperm-still-chase-eggs-in-a-fish-that-fertilises-inside-a-living-mussel/</link>
		
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		<pubDate>Sun, 25 Oct 2026 07:21:55 +0000</pubDate>
				<category><![CDATA[Biology]]></category>
		<category><![CDATA[bitterling]]></category>
		<category><![CDATA[cryptic female choice]]></category>
		<category><![CDATA[external fertilisation]]></category>
		<category><![CDATA[female reproductive fluid]]></category>
		<category><![CDATA[FISH]]></category>
		<category><![CDATA[mussel parasitism]]></category>
		<category><![CDATA[reproductive biology]]></category>
		<category><![CDATA[Rhodeus amarus]]></category>
		<category><![CDATA[Sinorhodeus microlepis]]></category>
		<category><![CDATA[sperm attraction]]></category>
		<category><![CDATA[sperm competition]]></category>
		<category><![CDATA[sperm longevity]]></category>
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					<description><![CDATA[Female reproductive fluid in the European bitterling, a fish that fertilises its eggs inside mussel gills, still attracts sperm and doubles sperm swimming time, despite the mussel's breathing current doing the work of bringing gametes together.]]></description>
		
		
		
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