There are many holes bored, how do I know where the real nest is?
Md Ariful Islam
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Dr. Md Rushad Rahman
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You should be able to see them flying in and out. In my experience, they prefer holes which open downward towards the ground, so they may be tough to spot without crouching down to look. Sometimes you can even see the little bits of sawdust falling out of the hole as they munch away inside.
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