Basics

A common type of bird
Domestic ducks are also available
Can supply eggs or meat, but the best application is pest control
They are effective in contolling slugs and snails especially, and don't scratch like chickens do.
They are also easy to herd
For small gardens even 4 can suffice
May not be needed to be purchased, just encourage local groups to approaach propert (SOME feeding) and help maintain the group (Protection from wildlife via safe nesting ground and possibly a large fence area)
Is a risk of avian transmitted diseases, which needs further investigation.

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