Creatures living in the far south have been harder to pin down, and less is known about the animals that lived closer to the poles. It thrived as a top predator 40 million years before dinosaurs evolved to roam the Earth, according to the study. “It’s really, really surprising that Gaiasia is so archaic. In addition to seeking more fossil examples of the species, the researchers are also curious to find other animals that lived in this far south ecosystem. “It tells us that what was happening in the far south was very different from what was happening at the equator.

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Persons: Gaiasia jennyae, ”, Jason Pardo, “ It’s, Claudia Marsicano, “, Gaiasia, Pardo, ” Pardo, Gabriel Lio, ” Marsicano, can’t Organizations: CNN, National Science Foundation, Field, University of Buenos Locations: Namibia, Brazil, Chicago, University of Buenos Aires, South America, Africa, Antarctica, Australia, New Zealand, South Africa