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Informed Discussion of Beekeeping Issues and Bee Biology

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Subject:
Dragonfliy predation
From:
DARN <[log in to unmask]>
Reply To:
Informed Discussion of Beekeeping Issues and Bee Biology <[log in to unmask]>
Date:
Sat, 29 Jul 2017 09:19:19 -0600
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There is an example of unintended consequences in an attempt to reduce the local mosquito population by encouraging insectiverous birds to nest in the area. They do indeed eat mosquitos, but they prefer dragonflies. They quickly reduce the dragonfly population to low levels. Unfortunately the dragonflies ate enormous amounts of mosquitos, so the mosquito population rose instead of falling...

 
Best regards,

Donald Aitken

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