The morphology of the mouth of the Pristionchus species borbonicus is dedicated to digest bacteria, yeast or other roundworm species. Obviously, they are distributed in the different ecological zones within the trees ", Ralf Sommer, the Dean of evolutionary biology, co-author of the study, said. "With this specialized characteristics, animals can exploit many types of food and survive in the era of unstable food source by changing the morphology of the mouth".
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