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Fossil ichthyosaur bacon is proof that they were warm-blooded

An approximately 180-million-year-old ichthyosaur fossil contains preserved skin with pigmentation and hustle and bustle. (Credit: Johan Lindgren) For the first time, researchers have identified blubber and other soft tissue conserved in an early Jurassic ichthyosaur. The new interpretation of the 180-million-year-old fossil suggests that the extinct marine reptiles were warm-blooded. Ichthyosaurs floated the seas of the Mesozoic and were in …

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