In 1988, police officers in Australia came for Ian Dadour. Not because the entomologist was under arrest, but because they needed his expertise. Investigators asked Dadour to estimate the ages of maggots found on a human body to help them gauge when a homicide victim had been killed. Dadour went on to teach this and other entomology-based forensic methods to the South African Police Service. Today, officers are using these tools to investigate another type of crime: rhino poaching.
South Africa is home to thousands of rhinos, including critically endangered black rhinos (Diceros bicornis) and near-threatened white rhinos (Ceratotherium simum). Poachers kill hundreds of rhinos every year, usually for
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