NYT > World News There’s an Effective Way to Deter Rhino Poachers, a New Study Finds Par :Rachel Nuwer 5 juin 2025 à 14:00 Poaching rates dropped by more than half in African reserves where veterinarians removed the animals’ horns, which are in high demand in some parts of Asia. © Kim Ludbrook/EPA, via ShutterstockA newly dehorned rhinoceros near Kruger National Park in South Africa. The horns eventually grow back, like trimmed fingernails.