Rodent-Like Mammal from Cretaceous Period Lived in Colonies

Filikomys primaevus, a new genus and species of multituberculate mammal that lived during the Late Cretaceous epoch, has been identified from multi-individual aggregates of skulls and skeletons found at a dinosaur nesting site in Montana, the United States. The well-preserved fossils indicate that Filikomys primaevus engaged in multi-generational, group-nesting and burrowing behavior, representing the first […]
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