Top reasons bluebirds aren’t nesting in your nest box include an insufficient hole size, insufficient box size, using a birdhouse rather than a bluebird nest box, location, location amenities and competing species that take up a nest box preventing bluebirds from nesting.
Katharine Martin
Katharine is an experienced science writer and wildlife enthusiast. Armed with a biology degree and journalism experience, she's been crafting compelling scientific narratives for over a decade. Katharine's knack for investigative journalism and developmental editing shined through her award-winning wildlife coverage.
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Bluebirds Mate for Life Socially, But Sexually – That’s Another Story
Bluebirds often socially mate for life. However bluebirds will also engage with others who they are not socially bonded to. Molecular studies have confirmed some bluebird nestlings are from another male, though percentages of how often this happens vary widely between studies.
Eastern Bluebird Migration Plus 4 Ways To Help
Eastern bluebirds are considered partial migrators. Depending on the area of residence, individual bluebirds will likely reside in their location year-round. However flocks may migrate for better resources such as mating ability, food, roosting shelter or to escape the cold.
Chickadees Do Use Nest Boxes (birdhouse): Complete Nest Info and Protection Guide
All chickadee species in the United States are cavity nesters, which means they’ll nest in tree holes and nest boxes. In nature, chickadees will excavate their own nest holes out of the soft wood in trees. You can encourage nesting by putting out a nest box for them.
8 Eastern Bluebird Predators and How to Protect Them
Eastern bluebird predators include raccoons, cats, squirrels, snakes, chipmunks, raptors, opossums, bears, other birds and mammals.
Chickadee Nest in Your Bluebird House –Take These Steps Immediately
If you found a chickadee nest in your bluebird house, DO NOT remove it. Instead, confirm you actually have a chickadee nest and protect with a 1 1/8-inch hole reducer and baffle. You can also add another bluebird box at least 50 feet or more away.