nesting blocks

Listing 11 - 11 from 11 for nesting blocks

digs, dwellings, and dens - wild about gardening - CWF
... inch (15-cm) spacer blocks. Ensure the screws do not protrude into the roosting chambers. Attach spacer blocks to the outside ... great-crested flycatchers. With modifications, it will house other cavity-nesting birds, from wood ducks to woodpeckers. Use 2 cm (3/ ... biologists, sheet-metal collars wrapped around trees not only protect nesting birds from predators but also create ideal roosts for bats. ...
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