A new species is the oldest and smallest of an ancient group of mammal ancestors, the caseids. The discovery helps fill in the blanks of evolution from a carnivorous to herbivorous lifestyle.
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Tiny, Prehistoric Animal Hints at Herbivore Origins
A new species is the oldest and smallest of an ancient group of mammal ancestors, the caseids. The discovery helps fill in the blanks of evolution from a carnivorous to herbivorous lifestyle.
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