Define a bird box

Over the years, bird boxes have been called many things. The names can vary from country to country and can be very different. Here are a few of them:

• Camera nestbox
• Camera nest box
  
• Camera nesting box
• Camera birdhouse
• Camera birding house
• Camera bird home
• Camera birdhome
• + many more

Define bird box: A box like structure built to house birds. Often made of wood and got an entrance hole for access.

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Handykam bird boxes only

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Wikipedia bird box
Define bird box on google