<story><title>U.S. declares more than 20 species extinct after exhaustive searches</title><url>https://www.axios.com/us-23-extinct-species-endangered-species-list-0555df01-b298-4df0-bc24-466d79530f2d.html</url></story><parent_chain><item><author>Johnny555</author><text>Scientists have a recording of the  mating call of the last known Kauaʻi ʻōʻō that could never be answered.&lt;p&gt;&lt;a href=&quot;https:&amp;#x2F;&amp;#x2F;youtu.be&amp;#x2F;5THqAY3u5oY?t=44&quot; rel=&quot;nofollow&quot;&gt;https:&amp;#x2F;&amp;#x2F;youtu.be&amp;#x2F;5THqAY3u5oY?t=44&lt;/a&gt;&lt;p&gt;&amp;quot;That&amp;#x27;s the last male of a species... singing for a female, who will never come.... he is totally alone.... and now his voice is gone.&amp;quot;&lt;p&gt;I find that to be very sad</text></item></parent_chain><comment><author>LeoPanthera</author><text>Doubly tragic, because the ōʻōʻāʻā was the last member of the Mohoidae species family. Its extinction marks the termination of an entire family of species.&lt;p&gt;&lt;a href=&quot;https:&amp;#x2F;&amp;#x2F;en.wikipedia.org&amp;#x2F;wiki&amp;#x2F;Mohoidae&quot; rel=&quot;nofollow&quot;&gt;https:&amp;#x2F;&amp;#x2F;en.wikipedia.org&amp;#x2F;wiki&amp;#x2F;Mohoidae&lt;/a&gt;</text></comment>
<story><title>U.S. declares more than 20 species extinct after exhaustive searches</title><url>https://www.axios.com/us-23-extinct-species-endangered-species-list-0555df01-b298-4df0-bc24-466d79530f2d.html</url></story><parent_chain><item><author>Johnny555</author><text>Scientists have a recording of the  mating call of the last known Kauaʻi ʻōʻō that could never be answered.&lt;p&gt;&lt;a href=&quot;https:&amp;#x2F;&amp;#x2F;youtu.be&amp;#x2F;5THqAY3u5oY?t=44&quot; rel=&quot;nofollow&quot;&gt;https:&amp;#x2F;&amp;#x2F;youtu.be&amp;#x2F;5THqAY3u5oY?t=44&lt;/a&gt;&lt;p&gt;&amp;quot;That&amp;#x27;s the last male of a species... singing for a female, who will never come.... he is totally alone.... and now his voice is gone.&amp;quot;&lt;p&gt;I find that to be very sad</text></item></parent_chain><comment><author>evanb</author><text>There’s a beautiful episode of The Anthropocene Reviewed in which John Green explores this recording.&lt;p&gt;&lt;a href=&quot;https:&amp;#x2F;&amp;#x2F;www.wnycstudios.org&amp;#x2F;podcasts&amp;#x2F;anthropocene-reviewed&amp;#x2F;episodes&amp;#x2F;anthropocene-reviewed-qwerty-keyboard-and-kauai-o-o&quot; rel=&quot;nofollow&quot;&gt;https:&amp;#x2F;&amp;#x2F;www.wnycstudios.org&amp;#x2F;podcasts&amp;#x2F;anthropocene-reviewed&amp;#x2F;e...&lt;/a&gt;</text></comment>