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June 25, 2024

Evolution of body size not reduced to function of latitude or temperature

An artist's rendering depicting Nanuqsaurus, a Tyrannosauridae theropod (background standing), and the skull of a Pachyrhinosaurus (foreground), a Centrosaurinae ceratopsid, two dinosaur species that were included in a study that showed the evolution of diverse body sizes in dinosaurs and mammals cannot be reduced to simply being a function of latitude or temperature.

[Research supported by U.S. National Science Foundation grant EAR 1736515.]

Learn more in the University of Alaska Fairbanks news story Dinosaur study challenges Bergmann's rule. (Date of image: Unknown; date originally posted to NSF Multimedia Gallery: June 21, 2024)

Credit: James Havens (available under Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International)

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