David Beresford, an associate professor at Trent University's department of biology, tells CFRA's Ottawa at Work with Patricia Boal what differentiates the giant hornets being seen in our city from so-called "murder hornets."

David Beresford, an associate professor at Trent University's department of biology, tells CFRA's Ottawa at Work with Patricia Boal what differentiates the giant hornets being seen in our city from so-called "murder hornets."

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