British Trust for Ornithology - DIY instructions for small hole nest boxes ideal for blue tits and great tits
Nest box diagram and details on how to make.
15+ Chicken Nesting Box Hacks @ Momwithaprep.com
Roll-away nest boxes...now this is getting lazy. Hee hee. Kinda like it though.
Inside our chicken coop. The buckets make it an easy clean up, and the slanted roof prevents hens from nesting on top of the boxes.
If you've got birds for egg laying purposes, you may need to consider getting nest boxes. You can buy a variety of nest boxes either online or at farm supply stores, but there are many cheap options.
Keeping It Cozy: Chickens
Google Image Result for http://cdn.backyardchickens.com/e/e8/e807c66b_nestboxidea03.gif
Features of a Good Bird Nest Box: This infographic has tons of information. Cornell Lab of Ornithology
Bird House Nest Box Robin Nest Box Garden Decor by SoilandSawdust