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. 2020 Nov 11;10:19602. doi: 10.1038/s41598-020-76757-0

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© The Author(s) 2020

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Boxplot of neutral head posture (left) and reconstructed cranial orientation (right) in degrees (°) in browsers (green), mixed feeders (orange), grazers (yellow), and omnivorous + myrmecophagous species (other) (grey). The average angle for each category is indicated in the corresponding boxplot. n represents the number of species in each category.