Assassin bug

6451. I have never had these insects in the house before, but this is the third one that I’ve killed this week. It is a flying insect that I’ve seen in the evening or early nighttime, flies slowly, relatively easy to kill. Any thoughts? Glenelg St W. Lindsay, Ontario. Canada

Number 6451. This is an assassin bug known as a masked hunter (Reduvius personatus; Hemiptera/Heteroptera: Reduviidae). This is a cosmopolitan species often found indoors and reputed to have a very painful ‘bite’- Click here for more detailed information.