5 years ago
The Paleozoic diet: Why animals eat what they eat
In what is likely the first study to look at how dietary preferences evolved across the animal kingdom, UA researchers looked at more than a million species, going back 800 million years. The team reports several unexpected discoveries, including that the first animal likely was a carnivore and that humans, along with other omnivores, belong to a rare breed.
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https://phys.org
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