Add Yahoo as a preferred source to see more of our stories on Google. A dehorned rhino slowly wakes up after his horn was trimmed at John Hume's Rhino Ranch.Mujahid Safodien/AFP/Getty Images John Hume ...

The researchers measured the horns of 80 rhinos, photographed in profile view between 1886 and 2018. The photographs, held by the Rhino Resource Centre -- an online repository -- included all five ...

Late at night in his dorm room, Huyen Hoang was about to fall asleep when he could not shake off what he saw — a photo of a rhinoceros dead and dehorned in Vietnam. It was 2011 when Hoang, a ...

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Rhinoceros horns appear to have become significantly smaller over the past 130 years, probably as a result of poaching. Hunters kill rhinos to remove their horns as trophies or as high-value ...

South Africa wants to expand exports of rhino hunting trophies and other wildlife products. The move relies on an exemption ...