Paleontologists say they have discovered the 76-million-year-old footprints of a ceratopsian dinosaur-dominated herd in Dinosaur Provincial Park in Alberta, Canada. The discovery provides the first evidence of mixed-species herding behavior in dinosaurs, similar to how modern wildebeest and zebra travel together on the African plains. A herd of ceratopsians (Styracosaurus albertensis) accompanied by an ankylosaur (Euplocephalus tutus) walk through an …
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