Author: Justin Roberts

All three bluebird species share one non-negotiable habitat requirement: open country. Whatever else differs between Eastern, Western, and Mountain Bluebirds, none of them thrive in dense, unbroken forest — they need short ground vegetation for hunting insects and scattered perches or cavities nearby for nesting….

The honest answer is: it depends on which bluebird, and where. All three species show what ornithologists call partial migration — some populations move seasonally, others stay put year-round — but the balance between the two looks different for each species. Eastern Bluebird: Mostly Resident…

Bluebirds face threats at every life stage, from egg to adult, and the specific predator often changes depending on which stage is at risk. Understanding who’s responsible for what makes nest box design and placement choices far more effective. Threats to Eggs and Nestlings Snakes,…

A roundup of the questions we hear most often from people just starting to watch or host bluebirds, answered briefly and honestly. Are bluebirds rare? No. Bluebirds are common across appropriate open habitat throughout their range, though populations declined significantly through the mid-20th century due…