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Modern bears, while typically thought of as carnivores, actually have a wide variety of dietary preferences. Some eat only meat while others are omnivores, meaning that they eat both meat and vegetation. Cave bears (Ursus spelaeus), an extinct bear species from Europe, are thought to be omnivorous. However, scientists…

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The first contact between the Aztecs of Mesoamerica and Spanish Conquistadors is well documented as bloody and disastrous for the Aztecs. However, it was the period of time just after first contact that was much deadlier for the native people, as diseases tore through these communities. These diseases were strong…

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The term “Darwin’s finches” was first used in 1936 to describe a group of birds from the Galápagos Islands. One of the key differences between each species of finch was the drastic difference in beak size and its effect on what the bird eats. For example, a bird with a very long beak can access seeds and nectar…

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A paper authored by Mario Bronzanti, Oliver Rauhut, Jonathas Bittencourt, and Max Langer in September of this year traced the evolution of the brain in the largest animals to ever walk the planet—the sauropods. The authors studied a braincase from Saturnalia tupiniquim, an ancestral form of sauropod called a…