Predicting Mare Delivery Dates: The Eyes Have It

Thanks to a University of Pennsylvania study, owners of small ponies can now predict their pregnant mares' delivery dates simply by looking into their unborn foals' eyes. During a two-year project, researchers in the university's School of Veterinary Medicine used ultrasound imaging to measure the length and width of 36 fetal foals' eyes to establish size reference ranges at various stages of

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