Blister beetle

6629.    Tasso Lake, Waterloo, Huntsville/Lake of Bays Ontario. Canada


Number 6629. This is a blister beetle (Coleoptera: Meloidae) in the genus Meloe. Sometimes called oil beetles, their bodily fluid (haemolymph) contains a chemical called cantharidin that can cause blisters on tender skin. Click here for example

1 reply
  1. Alyssa Light says:

    WOW! Thank you for your response and help. We didn’t know what this was – first time seeing one in nearly 20 years on our lake.

    Your time is much appreciated.

    ~Residence of Tasso

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