在安大略省查塔姆发现数百只死乌鸦，促使对大规模死亡原因展开调查。 Hundreds of dead crows found in Chatham, Ontario, prompt investigation into cause of mass die-off.

2025年12月21日，在安大略省查塔姆的一个栖息地附近发现大量死乌鸦，促使当地当局调查这起大规模死亡事件的原因。 A large number of dead crows were found scattered near a roosting site in Chatham, Ontario, on December 21, 2025, prompting local authorities to investigate the cause of the mass mortality event. 尸体的广泛分发引起了人们的关切,尽管尚未公布任何明确的解释。 The widespread distribution of the carcasses has raised concerns, though no definitive explanation has been released. 官员正在努力确定疾病、环境因素或其他原因是否应当负责。 Officials are working to determine whether disease, environmental factors, or another cause is responsible.