Thai Customs officers displaying seized rhino horns during a press conference at Suvarnabhumi Airport on the outskirts of Bangkok on Tuesday. The authorities seized 21 pieces of rhino horns weighing 49.4kg, with an estimated worth of 173 million baht (S$7 million), hidden inside a suitcase on an Ethiopian Airlines flight from Addis Ababa, Ethiopia. Two Thai women are believed to be involved and were arrested, officials said. Hundreds of rhinos are reportedly killed for their horns each year. The Convention on International Trade in Endangered Species of Wild Fauna and Flora has banned the illegal trade of rhino horns.