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<rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>Sea Creatures | smithsonianmag.com</title><link>https://www.smithsonianmag.com/rss/tag/sea-creatures/</link><description>RSS feed for Sea Creatures</description><atom:link href="https://www.smithsonianmag.com/rss/tag/sea-creatures/" rel="self"/><language>en</language><lastBuildDate>Thu, 07 May 2026 16:19:46 +0000</lastBuildDate><item><title>Chonkers the Massive Sea Lion Drew Crowds to San Francisco's Famed Pier 39. Then, a New Chunky Showstopper Stole His Identity</title><link>https://www.smithsonianmag.com/smart-news/chonkers-the-massive-sea-lion-drew-crowds-to-san-franciscos-famed-pier-39-then-a-new-chunky-showstopper-stole-his-identity-180988691/</link><description>The Steller sea lion was an unusual visitor to the pier, which typically hosts smaller California sea lions. However, he may have moved on days ago, during which time a humongous member of the area's more common species tricked onlookers</description><pubDate>Thu, 07 May 2026 16:19:46 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/chonkers-the-massive-sea-lion-drew-crowds-to-san-franciscos-famed-pier-39-then-a-new-chunky-showstopper-stole-his-identity-180988691/</guid><enclosure length="1453191" type="image/jpeg" url="https://th-thumbnailer.cdn-si-edu.com/R9TD4mEoUD48dmsdHmJKHuSDvUE=/420x240/filters:focal(1500x1000:1501x1001)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/f4/7d/f47d0d63-560a-41fd-be7e-6aa65009bf34/chonkers-real.jpg"/></item><item><title>This Bone-Crunching Octopus Was Nearly the Size of a Semitruck and May Have Feasted on Giant Reptiles 100 Million Years Ago</title><link>https://www.smithsonianmag.com/smart-news/this-bone-crunching-octopus-was-nearly-the-size-of-a-semitruck-and-may-have-feasted-on-giant-reptiles-100-million-years-ago-180988616/</link><description>The massive invertebrates may have been top predators, according to an analysis of their fossilized jaws. The work suggests that ancient oceans weren't completely ruled by spine-bearing creatures, as previously thought</description><pubDate>Mon, 27 Apr 2026 16:04:46 +0000</pubDate><guid>https://www.smithsonianmag.com/smart-news/this-bone-crunching-octopus-was-nearly-the-size-of-a-semitruck-and-may-have-feasted-on-giant-reptiles-100-million-years-ago-180988616/</guid><enclosure length="4869098" type="image/png" url="https://th-thumbnailer.cdn-si-edu.com/lZEPdjdwBXtUFFUaoELK0Dps34w=/420x240/filters:focal(1014x1284:1015x1285)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/cf/ae/cfaed3d9-990a-41e9-9aac-5eef92bedee3/ancient-octopus.png"/></item></channel></rss>